Clyde Tombaugh didn't set out to discover Pluto when he sent his sketches of the night sky to Lowell Observatory in Flagstaff ...

NASA scientists have detected a star and trailing exoplanet that may be sailing through the Milky Way with unprecedented speed. The star-and-planet duo, if confirmed, would set a record for the ...

The Euclid space mission of the European Space Agency has spotted an Einstein ring in the galaxy NGC 6505, just 590 million ...

NASA has detected a 67-foot asteroid traveling at 16,490 mph set to fly by Earth on February 18, 2025. Despite its alarming ...

The lander, Blue Ghost, fired its engines for four minutes Thursday to propel the spacecraft into lunar orbit ahead of a ...

A directory and analysis of the open source ecosystem in the areas of climate change, sustainable energy, biodiversity and natural resources. https://docs.getgrist ...

Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its own. It is being dragged along by its parent star.

Scientists using seismic data tracked groundwater levels beneath the L.A. area. They found heavy rains in 2023 boosted ...

Although the occurrence climaxed on Jan. 21 with a conjunction—close alignment—of Saturn and Mercury, the planetary parade ...

Astronomers have spied a monster radio jet in the distant universe that’s twice the width of the Milky Way galaxy.