Like a bully running around the playground stealing smaller kids' lunch money, our Milky Way galaxy has been ransacking nearby dwarf galaxies, stealing their precious star-forming gases. Continue reading →
The Milky Way may be home to some 3,000 extraterrestrial civilizations but the vast distances between our galactic cousins will make contact extremely rare, a new study concludes.
There's nothing in the universe that isn't moving -- even us. Trace tries to slow things down long enough to calculate just how fast we little humans, even when seated, are flying through space.
A surprisingly massive black hole has been discovered in the core of a small, compact galaxy -- a finding that appears to be a weird cosmic contradiction.
Quasars are the brightest objects in the universe, and display a mysterious diversity in their appearance that has puzzled astronomers for more than two decades.
Using a new mapping technique that takes into account the motions -- and not just the distances -- of nearby galaxies, astronomers discovered that the Milky Way is located in the suburb of a massive, previously unknown super-cluster they named Laniakea.
The space telescope has zoomed in on a galactic pair that are gravitationally disturbing one another's stellar populations. Continue reading →
Chemical signature of ancient star suggests it incorporated material blasted into space by a supernova explosion from huge star in early universe.
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