The discovery could explain why, although supermassive black hole mergers are predicted theoretically, they have never been observed in progress.
California startup Varda's first in-space manufacturing mission wrapped up on Wednesday afternoon (Feb. 21) with a touchdown of its capsule in northern Utah.
Richard "Dick" Truly, who was one of the first astronauts to fly on the space shuttle and later led NASA as administrator, has died at the age of 86.
The CLASS telescope has mapped how microwave energy "wiggles" over Earth to learn more about the cosmic fossil that could help reveal the story of the universe.
Meet the team
A newfound exoplanet system with six sub-Neptunes has piqued the interest of scientists who seek extraterrestrial life.
Does life exist elsewhere in the universe? If so, how do scientists search for and identify it? Finding life beyond Earth is extremely difficult, partly because other planets are so far away and partly because we are not sure what to look for.
Reference Two planets succumb to the glare of the sun. Mercury disappears into the bright dawn twilight after only a few days in February have elapsed, while Saturn disappears into the sunset fires by the end of the second week of the month.
Reference Discover what a new moon is and when the next new moon will occur with our new moon 2024 guide.
Scott Kelly recently returned to the International Space Station during a trip to Berlin. The replica was built for the off-Earth scenes in "Constellation," the psychological thriller on Apple TV+.
Buying Guide We've tested and reviewed the best zoom lenses from all the top brands, to shoot the stars, cosmos and landscapes.
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