The white dwarf is surrounded by a ring of dust and debris and is making astronomers rethink the how planetary systems form
What’s the secret to the most luminous galaxy’s incredible brightness?
The secret ingredient is stealing the material from at least three neighbouring galaxies
Astronomers discover multiple supermassive black hole pairings
Fewer than ten of these double gigantic high-gravity objects were known previously
Space telescopes spot a young star drifting through space alone
The independent star is also going through a tremendous growth spurt
Giant gathering of galaxies found by NASA space telescopes
The galaxy cluster is the most massive structure yet found at such great distances