In the last few years, astronomers have discovered that our galaxy is ... Others say it’s far too soon to tell. K2-18b weighs in at more than eight times the mass of Earth, orbits a red dwarf ...

Astrophotographer Ron Brecher has captured a stunning deep sky image of the spiral galaxy M106, located 23.5 million light ...

NASA images: Our planet Earth is a part of a giant solar system, which itself is placed inside a humungous galaxy named the Milky ... thousands of light years away from the Milky Way.

The outflow is about 625 light-years from Earth in one of the closest star-forming regions of our Milky Way galaxy, according to NASA. A light-year is equivalent to almost 6 trillion miles.

It's a distant galaxy called HD1, some 13.5 billion light years away from Earth, with researchers offering ... "Answering questions about the nature of a source so far away can be challenging ...