For the 1st time, astronomers have seen that flares from magnetars - or highly magnetized, compact, dead stars - can create heavy elements such as gold.
Does the nearby galaxy Messier 83 have a supermassive black hole in its heart? NASA's Webb space telescope has found tantalizing new clues that suggest it does.
What is Vesta? It's neither an asteroid nor a planet. And a new study shows Vesta doesn't have a core, which could lead to 2 possibilities for how it formed.
Using a new technique, astronomers have discovered a huge molecular cloud in space near our solar system, dubbed Eos. It had remained undetected until now.
The discovery of a super-Earth orbiting farther from its star than Saturn orbits the sun suggests that super-Earth exoplanets are common in our galaxy.
Did it rain on ancient Mars? A new study suggests that heavy precipitation - rain or snow - helped form rivers that fed into lakes billions of years ago.