A 3.5-gallon volume of deep space, specifically within the Milky Way's Orion-Cygnus Arm, would contain approximately 4 million neutrinos and about 13,000 gas atoms, predominantly hydrogen and helium.

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Science’s best guess at how the universe came into being includes the Big Bang ...

Researchers have confirmed a new gravitational wave event originating from a violent collision in deep space. The signal, ...

MANHATTAN — In just over three years since its launch, NASA's James Webb Space Telescope has generated significant and unprecedented insights into the far reaches of space, and a new study by a Kansas ...

How can fission-powered propulsion help advance deep space exploration, specifically to the outer planets like Jupiter, Saturn, Uranus, and Neptune? This is what a recent study presented at the 56th ...

Algorithms can identify space anomalies, indicative of potential technological intelligence leads. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works ...

Previous studies concluded there were some weird light-generating objects out there, but that doesn't appear to be the case. Reading time 3 minutes To paraphrase the great Nigel Tufnel, when you look ...

Astronomers have witnessed for the first time a violent cosmic collision in which one galaxy pierces another with intense radiation. Their results show that this radiation dampens the wounded galaxy's ...

NASA's ambitious mission to return astronauts to the moon for the first time this century is on track to launch no later than April 2026, but it just might fly sooner if all goes well. Final tests of ...

Astronomers peering back deep in time into the distant universe think they may have discovered a population of previous hidden galaxies that could shake up astrophysics. The research, based on data ...

Astronomers have detected a mysterious cosmic 'heartbeat' repeating every 22 minutes, unlike any known celestial object.