ScienceAlert4d
Study Traces Our Solar System's Journey Through a Massive Galactic Wave
Our Solar System is in motion and cruises at about 200 kilometres per second relative to the center of the Milky Way.
Shockingly Tiny Galaxy Near Andromeda Is Just One-Millionth the Size of the Milky Way
Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...
New Scientist on MSN10d
The solar system was once engulfed by a vast wave of gas and dust
The stars as seen from Earth would have looked dimmer 14 million years ago, as the solar system was in the middle of passing ...
Runaway stars reveal hidden black hole in Milky Way's nearest neighbor
Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...
Astronomy on MSN10d
The first stars may have flooded the early universe with water
Simulated stellar explosions show that massive early stars could have created plentiful water for future stars and planets to ...
NASA’s Newest Telescope Just Woke Up and It’s About to Change Astronomy
NASA’s SPHEREx mission has successfully communicated with Earth, marking the start of an ambitious journey to map the cosmos.
Small, faint and 'unexpected in a lot of different ways': Dwarf galaxy discovery forces rethink of cosmic evolution
A discovery made by a team led by researchers at the University of Michigan tugs at the seams of some key cosmic lessons we ...