Latest articles by Keith Cooper
Scientists find ultra-rare collection of molecules in 2 ancient galaxies from the early universe
Scientists discovered 13 molecules, including some never spotted before in the early universe, inside two galaxies located 12 billion light-years away.
Strange object trapped between Saturn and Uranus is transforming before our eyes
A distant comet trapped in orbit between Saturn and Uranus is accompanied by a transforming disk of icy dust, new observations reveal.
Large Hadron Collider could be generating dark matter in its particle jets
If dark matter is made from "dark" versions of the basic building blocks of ordinary matter, the world's largest particle accelerator should be able to pin it down, a new study suggests.
'Significant and unexpected': Dying star spits out a sun's worth of mass just before going supernova
A supernova, pinpointed by amateur astronomers, could reveal unexpected new steps in the deaths of massive stars.
Brightest supernova of past 420 years revealed in stunning new James Webb telescope images
This supernova signaled the explosive death of a supergiant star in the nearby Large Magellanic Cloud.
Mars had an extreme climate shift 400,000 years ago, Chinese rover finds before its demise
China's presumed-dead Zhurong rover spotted telltale patterns of ancient climate change in the Martian dunes.
Rare 'warped' supernova revealed through space-time phenomenon predicted by Einstein
The gravity of a galaxy two-and-a-half billion light-years away has acted like a cosmic magnifying glass to amplify the light of a distant exploding white dwarf.
