But in the past two decades, new types of black holes have been seen and astronomers are beginning to understand how they ...

Is our understanding of the universe wrong? Is there some new physics we are yet unaware of? But this latest research could pump the brakes a little. If the Earth happens to be near the center of a ...

There may be many more satellite galaxies in the Milky Way than have been observed, according to new Durham University ...

One of the main objectives of the Hubble Space Telescope, launched in 1990, was to measure the size and age of the Universe, ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

Well, it's July 12, which means (a) the Steam Summer Sale is over and (b) it's really hot outside in the northeastern U.S.

Now imagine that this enormous mirror is made not of precisely manufactured glass segments, but of liquid floating in space.

Dan Weedman was a senior official at NASA and the National Science Foundation from 1992-2002, including serving as the head ...

It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

Greetings, stargazers. Emission nebulae are the subject of many of the most spectacular astrophotographs published in the last decade. Although there are many subcategories of nebulae, they all ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

Tony Tyson’s cameras revealed the universe’s dark contents. Now, with the Rubin Observatory’s 3.2-billion-pixel camera, he’s ...