Astronomy

Astronomers find oldest black hole

Galaxy with an active black hole at the center (illustration). © Pitris/ iStock Since the James Webb Space Telescope became operational, astronomers have been able...

Water in the gas shell of a nearby planet

This is what the exoplanet GJ 9827d could look like, the smallest exoplanet to date where water vapor has been detected in the atmosphere....

Cosmic particle puzzle

There are some extremely energetic phenomena in the cosmos. But where the most energetic portion of cosmic rays comes from is still unknown....

Disk discovered around extragalactic star

Artist's impression of the young star in the Large Magellanic Cloud drawing material from a dusty disk and ejecting some of it in jets....

Inferno in Germany’s prehistoric times

The crash of a planetoid measuring around 1.5 kilometers in size almost 15 million years ago unleashed a true inferno where the town of...

Amazing giant planet of a dwarf star discovered

This comparison with the Earth and the Sun illustrates the astonishing mass ratio of the newly discovered planet to its parent star. ©...

Previously hidden “naked stars” discovered

Artist's impression of the withdrawal of the hydrogen shell in a binary star system. © Navid Marvi, courtesy of the Carnegie Institution for...

Extragalactic star breeding grounds mapped

Special molecular radiation (highlighted in color) shows the regions with star-forming clouds in the Whirlpool Galaxy. © Thomas Müller (HdA/MPIA), S. Stuber et...

Liquid layer discovered on Mars core

This illustration shows the reflection of seismic waves from the newly discovered liquid layer between the Martian core and the Martian mantle. ©...

People believed to be dead live longer

Presumed witness to a cosmic collision: The planet Halla, 532 light-years away, may once have orbited two closely spaced stars - even as matter...

Black holes twist their jets

Detailed view of the spiral plasma structures in blazar 3C 279. © NASA/DOE/Fermi LAT Collaboration; VLBA/Jorstad et al.; RadioAstron/Fuentes et al ...

Bombardment from space

About four billion years ago there were numerous impacts of large celestial bodies on Earth. © Illustration: Science Photo Library/Chris Butler ...

Euclid space telescope delivers first images

Detail of the Perseus galaxy cluster, taken by the Euclid Space Telescope. © ESA/Euclid/Euclid Consortium/NASA, J.-C. Cuillandre, G. Anselmi, CC-by-sa 3.0...

Lucy space probe discovers double asteroid moon

When the Lucy space probe flew past the asteroid Dinkinesh, its satellite appeared as a compact, rounded moon in the first image (A). ...

Do black holes eat differently than expected?

Supermassive black holes can apparently split up the swirl of debris surrounding them and then quickly devour the inner disk. © Nick Kaaz/Northwestern...

The Matryoshka Multiverse

The web of worlds: Stars form galaxies, these groups and clusters, these superclusters, this universe of ours - why should the hierarchy end here?...

Antimatter in the gravity test

Physicists have constructed a magnetic trap in which antihydrogen's response to gravity can be studied. © US National Science Foundation ...

The shy giants

Ganymede: The image is a montage of photos taken by the Juno spacecraft in June 2021. With a diameter of 5,268 kilometers, Jupiter's...

Nobel Prize in Physics for the founders of attosecond physics

The three winners: Pierre Agostini, Ferenc Krausz and Anne L'Huillier. © Ill. Niklas Elmehed /Nobel Prize Outreach ...

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