What's up in
Universe
Astronomy, cosmology, stars, planets, black holes and the observatories revealing how the cosmos works.
Thirty year stellar survey cracks mysteries of galaxy's giant planets
Study reveals new details on what happened in the first microsecond of Big Bang
Europa's interior may be hot enough to fuel seafloor volcanoes
Similar states of activity identified in supermassive and stellar mass black holes
NASA's Roman Mission to probe cosmic secrets using exploding stars
Plasma jets reveal magnetic fields far, far away
Milky Way not unusual, astronomers find
Slew of dwarf galaxies had simultaneous 'baby boom' of new stars
Study: Milky Way evolved slowly, peacefully, just like a lot of other galaxies
Hubble tracks down fast radio bursts to galaxies' spiral arms
