Life on Earth exists because an extraordinary combination of cosmic, galactic, and planetary conditions aligned perfectly.

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

The shot of our planet and the great cosmos beyond offers an eerie sense of scale to our quotidian situations on Earth. Reading time 2 minutes An astronaut recently captured an image of Earth from the ...

What does the Milky Way look like? Sometimes, the billions of stars comprising our home galaxy appear especially vibrant during “Milky Way season” as the band arcs across the night sky. The reason has ...

NASA has confirmed that there are over 6,000 exoplanets floating out there in the galaxy, with another 8,000 exoplanets that ...

LOS ANGELES - The Milky Way is home to at least 17 billion planets that are similar in size to Earth, a new estimate suggests. That's more than two Earth-size planets for every person on the globe.

They're called ghost particles for a reason. They're everywhere—trillions of them constantly stream through everything: our bodies, our planet, even the entire cosmos. These so-called neutrinos are ...

At the heart of our own galaxy, there is a dense thicket of stars with a supermassive black hole at the very center. NASA's ...

IMAGE: An artist’s impression of a free-floating planet. Using observations and archival data from several of NSF’s NOIRLab’s observatories, together with observations from telescopes around the world ...