We're officially nine months into solar cycle 25, scientists have confirmed, and it will likely look much like its predecessor, which ran from 2008 to 2019.
The next big leap for SpaceX's Mars-colonizing Starship spacecraft appears to be right around the corner.
Phosphine, a chemical long thought to be a signature of life, is floating around in the clouds of Venus. How did it get there?
The moon and Venus will form a triangle with the Beehive star cluster in the predawn sky on Monday (Sept. 14).
A new film channels the spirit and traces the lineage of Laika, the first creature ever to orbit Earth.
Three physicists won a $3 million Breakthrough prize for a series of experiments that began using cheap equipment on a tabletop in Seattle and ended up hunting dark matter.
An international contest for space photography awarded its top prize to the photographer who captured a unique view of the Andromeda galaxy.
Mysterious midnight disaster spared critical electronics in iconic alien-hunting telescope called the Arecibo Observatory in Puerto Rico.
Tracy Slatyer, known for hunting dark matter in our galaxy and discovering evidence of an ancient Milky Way explosion, has won a $100,000 prize funded by tech billionaires.
The imaging sensors for the future Vera C. Rubin Observatory have taken their record-breaking first photos.
A Chinese reusable experimental spacecraft has safely landed after two days in orbit, according to state media, and may have deployed a satellite during its mysterious, brief journey in space.
A spectacular new set of images of our sun shows its popcorn-like magnetic field structure in all its glory.
Physicists have found a new paradox in quantum mechanics that throws doubt on some common-sense ideas about physical reality.
A rare look at a three-star solar system reveals wobbly disks of dust that may host a young, three-sunned planet.