The four exoplanets orbit Barnard’s Star so closely that their years last only a few Earth days. They are probably rocky and, ...
Illustration of Barnard's Star as seen from the surface of one of its planets. Credit: International Gemini Observatory/NOIRLab/NSF/AURA/R. Proctor/J. Pollard Just 5.96 light-years from Earth sits ...
The smashups are thought to have occurred at least 100 million years ago, but the moons they created are new to astronomers.
Astronomers have traced a starnge blast of radiowaves that repeats every 2 hours back to a dead star white dwarf magnetically ...
Water was present just a couple hundred million years after the Big Bang, according to a new study, shaking up the timeline ...
“Before the first stars exploded, there was no water in the Universe because there was no oxygen,” said Daniel Whalen, a ...