The galaxy's discovery challenges our understanding of how galaxies were formed in the early period after the Big Bang.

This NASA/ESA Hubble Space Telescope image features the spiral galaxy NGC 4535, which is situated about 50 million ...

Galaxies like our Milky Way grew through cascading mergers of smaller galaxies that began billions of years ago. The ancient ...

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Later in December, the 3I/ATLAS interstellar comet will get as close to Earth as it ever will. Here's what to know.

As Prime Video gears up to revived one of the best sci-fi franchises ever, it's time to plan a complete rewatch of Stargate.

Astronomers located hyperactive fast radio bursts to a faint dwarf galaxy orbiting a larger companion 2 billion light-years ...

What if Earth's perfect distance from the Sun was only half the story? Scientists now believe our solar system's location ...

There’s something almost otherworldly about standing in the middle of a desert at night. No city glow, no noise except maybe ...

Greetings everyone! We’ve lost three of the five visible planets to the sun’s glare with only Jupiter remaining in the ...

Astronomers have discovered our solar system occupies a rare "safety zone" in the Milky Way, perfectly positioned between the ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.