Part of my job is disseminating the science we do here at the Cosmic Dawn Center. Get in touch if you want to hear about astronomy — I happily give talks and interviews, as well as take part in more untraditional events.
Radio & podcast
- Black holes — a dark tale of gravity and more… (Tino Tønnesen/IDA Space Talks)
- The Euclid space telescope has been launched, and is on its way to join James Webb (Nicolai Dupont/Radio4; at 00:33:45)
- The Big Bang; what happened, and was it really the beginning of time? (Tino Tønnesen/IDA Space Talks)
- How does a mirror know what's behind the paper? (Martin Plauborg/P3; at 59:30)
- The formation, evolution, diversity, and history of galaxies (Tino Tønnesen/IDA Space Talks)
- Are we living in a simulation? (Christian Fuhlendorff, Masoud Vahedi & Christian Frederiksen/Op af Kaninhullet; at 49:25)
- Winter solstice topic on darkness (Tony Scott & Amalie Bremer/Radio4; at 01:20:00)
- Record distant galaxy confirmed with James Webb (Nicolai Dupont/Radio4; at 00:19:35)
- Distance record-breaking galaxies with James Webb? (Nicolai Dupont/Radio4; at 01:15:03)
- Magical images from space (Johan Olsen & Vicky Knudsen/P1)
- The hunt for the beginning of the Universe (about James Webb's first galaxies) (Kaare Svejstrup/Pilestræde @ Berlingske)
- James Webb's first images (Nicolai Dupont/Radio4; at 01:00:53)
- How do you discover galaxies? And how do you follow their evolution over millions of years?(Nicolai Dupont/Radio4; at 00:06:10)
- James Webbs instrumenter er endelig klar, og de første videnskabelige observationer er taget (Nicolai Dupont/Radio4; at 01:01:55)
- James Webb has reached its target temperature, and all its mirrors are in place (Nicolai Dupont/Radio4; at 01:00:30)
- The "missing link" between galaxies and quasars (Thomas Schumann/Den Nye Rumalder; at 38:45)
- Astronomers found a bunch of "rogue" planets without stars (Camilla Boraghi & Mads Bjerregaard/Den Uafhængige; at 1:01:10)
- James Webb had its first light (Nicolai Dupont/Radio4)
- James Webb is home! (Kasper Harboe/Radio4)
- More on James Webb (Kasper Harboe/Radio4)
- What can go wrong for James Webb? (Astrid Date/Radio4)
- Discussion with an astral traveler (Anton Ringdal & Kristoffer Kristensen/Radio LOUD)
- Which question would I like answered the most (Tina Ipsen & Anders Høeg Nissen/RumSnak; at 4:12)
- A new spiral arm in the Milky Way? (Dagmar Eben Østergaard & Astrid Date/Radio 4; at 3:40)
- Astronomers predict supernova explosion in 2037 (Maria Dohn & Anders Bech-Jessen/P1 Morgen; at 1:16:37)
- Time (travel) & entropy in Nolan's TENET (Simon Schmidt & Svenne Lund Jensen/Radio 4)
- The Big Bang (Tina Ipsen & Anders Høeg Nissen/RumSnak)
- Autumn's night sky in Norway (Kari Slaatsveen/NRK P1)
- Exoplanet β Pictoris c (Kristoffer Lind/Radio 24syv)
- Stars vs. grains of sand (Elise Farestveit/NRK P1)
- Is the Earth flat? Testing with FE'er Ole Lochmann (Per Lysholt/Radio 24syv)
- Dark energy (Peter Lund Madsen/Hjernekassen på P1)
- Popular misunderstandings about the Big Bang (Maj Bach Madsen/Radio 24syv)
Newspapers (real papers & online)
- 30 shooting stars per hour: Meteor swarm brightens the night sky (Lauge Germunddsson/TV2 Øst)
- Reported by e.g. Ekstra Bladet
- Peter studies the early galaxies – now you can have him home for a talk in your living room (Marie Kjempff/TV2 Kosmopol)
- Invite a researcher for a free talk at home (Peter Rasmussen/Ritzau)
- Increasing light pollution makes star-gazing difficult (Johan Gudmandsen/videnskab.dk)
- James Webb announced the breakthrough of the year (Christian Lindberg/videnskab.dk)
- Cosmic mystery: Galaxies from the early Universe appear much bigger than ought to be (Johan Gudmandsen/videnskab.dk)
- Are there more universes than this? (Mette Mølgaard/videnskab.dk)
- What does James Webb's first five images show? (Frederik Sonne/videnskab.dk)
- Will black holes swallow the whole Universe? (Simon Taarnskov Aabech/videnskab.dk)
- Article translated to Norwegian on forskning.no
- What will the James Webb Space Telescope look for in the Universe? (Simon Taarnskov Aabech/videnskab.dk)
- James Webb's observational schedule is out now (Henrik Bendix/Ingeniøren)
- Hubble detects most distant single star yet, 28 billion lightyears away (Sally Cole Johnson/Laser Focus World)
- Researchers found at least 70 new rogue planets (Mette Mølgaard/videnskab.dk)
- Mankind's new eyes in space (Søren Flott/Dagbladenes Bureau)
- A Golden Guiding Star (Gunver Lystbæk Vestergård/Weekendavisen)
- This is how Life, Earth, the Sun, and the Universe end (Mikkel Vuorela/Information)
- Danish participation in the Jamew Webb Space Telescope (Frederik Thymark/videnskab.dk)
- A new spiral arm in the Milky Way? (Rasmus Fredsted/videnskab.dk)
- Article translated to Norwegian on forskning.no
- What keeps the Solar System in place in the Milky Way? (Christian Lindberg/videnskab.dk)
- The Nobel Prize in Physics 2020 (Anne Reil-Gammelgaard/Dagbladet Information)
- The Nobel Prize in Physics 2020 (Niklas Asp Nielsen/videnskab.dk)
- Nolan's "TENET": Time & entropy (Frederik Sonne/videnskab.dk)
- Article translated to Norwegian on forskning.no
- Stars vs. grains of sand (Frederik Sonne/videnskab.dk)
- Flat Earth (Martin Huseby Jensen/ABC Nyheter)
- The very first moment (Marianne Nordahl/forskning.no)
- Milky Way collision (Charlotte Price Persson/videnskab.dk)
- Galactic winds (Henrik Bendix/videnskab.dk)
- Article translated to Norwegian on forskning.no
- Aurora (Johanne Trærup/Ekstra Bladet)
- Weightlessness (Berit Viuf/Politiken)
- Where in the Universe did Big Bang happen (Sybille Hildebrandt/videnskab.dk)
TV & video
- How to build a galaxy / Culture Night 2023 (Ola Joensen/NBI)
- The Danish Science Festival / Book A Scientist (Stine Sylvestersen/TV2 Kosmopol)
- 5 things you should know about the James Webb telescope (videnskab.dk)
- James Webb's first images (Mette Blomsterberg/DR Aftenshowet)
- James Webb's first images to be released (Lennart Sten/TV2 NEWS)
- Niels Bohr Institute centennial (Niels Christian Buhl/TV2 Lorry; at 12:00)
- James Webb Space Telescope launch (Clara Rørsig/DR TV Avis; at 3:10)
- James Webb Space Telescope launch (TV2 Nyheder)
- James Webb Space Telescope launch; commenting on the process (Anders Havndrup/TV2 NEWS)
- "Kometernes Jul" (TV2 Christmas calendar 2021/I don't appear personally, but my equations on light and thermodynamics do)
- Co-quizmastering The Science Club science quiz for high-school students (Charlotte Price & Gustav Hylsberg Jacobsen/Videnskabsklubben)
- "Everything in the Universe is built of little particles" (Naturvidenskabens ABC)
- My video "5 things you must know about galaxies" on TV (TV2/Lorry)
- Guesting a satire TV show, talking about entropically dissolving the government (Jonatan Spang/Tæt På Sandheden)
- Astrophysical implications of a giant truffle cake (Jonatan Spang/Tæt På Sandheden)
- Watch the full episode here
- Q&A about cosmology
- 5 things you should know about galaxies (video on videnskab.dk)
- Brorfelde Observatory; a documentary (Søren K. Lynggard/Cph. Astronomical Society)
- The creation of the Universe (Hannah Heilmann/Ingen Frygt)
If you speak Danish, click below to see 5 things you should know about the James Webb Space Telescope:
or here for 5 things you should know about about galaxies:
or here to learn how everything is made of particles:
I regularly write small articles in laymen's terms about our research at the Cosmic Dawn Center.
Some of these are picked up and reported by other media, of which I list the major ones (Danish sites, and foreign media with ≥ several million viewers/month) below.
- Webb observes the glowing embers of colliding neutron stars
- Colliding neutron stars provide a new way to measure the expansion of the Universe
- Astronomers discover newborn galaxies with the James Webb Space Telescope
- James Webb’s “too massive” galaxies may be even more massive
- Nearby galaxies help astronomers understand distant galaxies
- The brightest explosion ever seen
- Radio- and microwaves reveal the true nature of dark galaxies in the early Universe
Black holes helped quenching star formation in the early Universe.
- Picked up by e.g. ScienMag.
- Hubble spots most distant single star ever seen, at a record distance of 28 billion lightyears
- Student discovers link between global warming and the local unstability of weather
- Super telescope will peer nearly 14 billion years back in time (co-written with the UCPH Science news team)
- Hubble finds distant galaxies that ran out of fuel
- Astronomers see the same supernova three times — and predict a fourth to appear in 16 years
- Danish Student solves how the Universe is reflected near black holes
- Danish participation in over a third of the new James Webb Space Telescope’s initial observations
Other news stories
- Three missions left in ESA’s race for the next medium-class space mission
- A galaxy group in the early Universe
- Astrophysicists unveil the unexpected symmetry of cosmic explosions
- Picked up by e.g. videnskab.dk.
- Early galaxy formation caught in the act with James Webb
- Record distant galaxy confirmed with James Webb
- A kilonova associated with a long gamma-ray burst
- Farthest galaxy candidate yet known discovered by James Webb
- Picked up by e.g. Phys.org
- Master student discovers a group of galaxies clustered together in the early Universe (co-written with Georgios Magdis)
- Astronomers discover a swarm of galaxies orbiting a hyper-luminous galaxy
- Galaxies at Cosmic Dawn
- First images from the James Webb Space Telescope — press conference at DAWN
- New analysis leads to a fundamentally different view of supermassive black holes (co-written with John Weaver)
- A novel way of investigating star-forming gas in the early Universe
- Reported record-distant explosion turns out to be probably just a piece of space junk
- ALMA Discovers Rotating Infant Galaxy with Help of Natural Cosmic Telescope
- Highest detail yet observations of distant galaxy
- Understanding galaxy evolution
- ALMA captures distant colliding galaxy dying out as it loses the ability to form stars
News on colleagues' grants, awards, and research
- Charlotte Mason receives the L'Oréal-UNESCO's For Women in Science Award
- Bitten Gullberg awarded the Villum Young Investigator grant
- Charlotte Mason awarded large grant from the Carlsberg Foundation
- Shuowen Jin receives the 2022 IOP China Top Cited Paper Award
- Darach Watson receives the ERC Synergy Grant
- Kasper Heintz receives €207,000 from the Villum Foundation for building a new binocular telescope
- Francesco Valentino appointed the “Best young Italian Researcher in Denmark”
- Francesca Rizzo is awarded the Otto Hahn Medal
- Lise Christensen receives grant from the Independent Research Fund Denmark
- Seiji Fujimoto awarded the prestigious NASA Hubble Fellowship
- Karina Caputi receives a large grant from the Dutch Research Council
- Claudia Lagos awarded the International Union of Pure and Applied Physics Young Astronomer prize
- Kasper Heintz receives Carlsberg Reintegration Fellowship
- DAWNers among the world's highest cited scientists
- Shuowen Jin receives the 2021 IOP China Top Cited Paper Award
- Francesca Rizzo is awarded the Kippenhahn Prize
- Kasper Heintz is awarded 180 hours at the Very Large Telescope to study fast radio bursts
- Johan Fynbo receives DFF grant for finding quasars in a new way
With James Webb back to the edge of time itself.
James Webb, its science, and its first results.
How far is it to the most distant galaxy?
Contributed chapter to the Niels Bohr Institute's 100 years' anniversary book Lyset fra Bohr ("The light from Bohr").
How do spiral galaxies get their beautiful arms?
About the Niels Bohr Institute's research in galaxies, aimed at prospective students (in Danish).
Black holes reflect the Universe
An explanation of my colleague's calculations of the spacetime warping near the surface of a black hole (in Danish).
Understanding galaxy evolution
A slightly-more-complex-than-usual story about how astronomers learn about galaxies and their evolution (an English press release about this can be found here).
How are galaxies formed?
Step-by-step galaxy formation.
What is a galaxy?
…what are they made of, and which kinds are there?
- The Big Bang — an eyewitness account.
What would you experience if you were present during the first 15 minutes after the creation of the Universe?
- The Beginning of the Universe (second author).
In addition to the published articles above I've created a small encyclopedia for non-astronomers with short introductions for laymen to some of the stuff that I spend my time on.
I also tweet regularly about astronomy: Follow @anisotropela
I regularly give talks on various astronomy-related topics to high school students, amateur astronomy associations, companies, and the general public. Even in prisons!
Some topics of the talks I give are:
- James Webb — the new space telescope
- Galaxies — the building blocks of the Universe
- Cosmology — then and now
- Lyman α — a window to the distant Universe
- The dark Universe (on dark matter, dark energy, and black holes)
- Stars — birth, life, and death
- Spectroscopy and astronomy
- My research
- Science communication
- Panel debate about James Webb with science editor Lasse Foghsgaard at Politiken Festival.
- Organized a live-streaming of the James Webb Space Telescope in the Planetarium, for the public and the press (postponed a year due to corona, instead being about the latest results from James Webb).
- Inauguration of the Planetarium's new dome together with e.g. Anja C. Andersen, Holger Bech Nielsen and Pernille Rosendahl. Hosts: Peter Falktoft and Esben Bjerre.
- Co-quizmastering a science quiz for high-school students.
- Science Slam at the Planetarium. Emcee'd by Per Vers.
- Panel debate about science and religion with physicist Troels C. Petersen and religion-historian Mikael Rothstein and 200 pupils from Rysensteen High School.
- Helped illustrator Klavs Motlzen design an interactive stellar sky, found in the Baneby Park.
- Fact-checker / scientific consultant on Himlen set fra Jorden ("The sky from below") by Jakob A. Andersen.
- Consultant on DR's ultra:bit i forskernes fodspor; a course for secondary schoolers on exoplanets.
- Explained various equations on light and thermodynamics that were used in the TV2 Christmas calendar "Kometernes Jul".
- Niels Bohr Institute theme day.
- Space seminar for teachers.
- Astronomy in primary school with talk and activities.
- Astronomy in kindergarten.
- Exhibition on the National Museeum of Denmark about Tycho Brahe, aimed mainly at secondary school and high-school students. Among other things, the students were to measure angular distances on this 3×5 m2 image of Cassiopeia, using a large, homemade sextant.
Posters & flyers
Supervising school pupils
- I occasionally help/guide/cheer on/supervise high school or secondary school students doing astronomy/physics projects.