Astronomy

Supernovae provide new data on dark energy

The Dark Energy Survey measured the distance and redshift of almost 1,500 supernovae. This provides information about the cosmic expansion and the effect...

Ashton Edwards - February 15, 2024

Astronomy

Supernova explosion with dense results

Artist's impression of the supernova in astronomers' sights. © ESO/L. Calcada A look at the formation of a super-compact celestial body: Astronomers have observed a...

Ashton Edwards - February 11, 2024

Astronomy

Planet building material in the mirror of three rings

Artist's impression of the disk structure around the star HD 144432 with evidence of silicates and iron in the rings. ©Jenry ...

Ashton Edwards - February 7, 2024

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...

Ashton Edwards - February 3, 2024

Astronomy

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....

Ashton Edwards - January 30, 2024

Astronomy

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....

Ashton Edwards - January 22, 2024

Astronomy

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....

Ashton Edwards - January 14, 2024

Astronomy

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. ©...

Ashton Edwards - January 6, 2024

Astronomy

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...

Ashton Edwards - December 25, 2023

Astronomy

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...

Ashton Edwards - December 21, 2023

Astronomy

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. ©...

Ashton Edwards - December 9, 2023

Astronomy

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 ...

Ashton Edwards - December 1, 2023

Astronomy

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...

Ashton Edwards - November 19, 2023

Astronomy

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). ...

Ashton Edwards - November 15, 2023

Astronomy

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...

Ashton Edwards - October 30, 2023

Astronomy