A new image from the James Webb Space Telescope captured more than 45,000 baby galaxies, at a time when our universe was less than 600 million years old.
Mysterious Milky Way filaments - found by the MeerKAT telescope in South Africa - appear to point to the supermassive black hole at our galaxy's heart.
How big can stars get? How does our sun compare to them? And how did the biggest monster star get so big? Meet some of the biggest and most massive stars known.
Astronomers say they've discovered a super-Earth and mini-Neptune exoplanet system where the orbits of the 2 worlds are synchronized in a cosmic dance.