California-based startup Reflect Orbital aims to build a swarm of 4,000 giant mirrors in low Earth orbit to "sell sunlight" ...

Astronomers have captured the glowing "wings" of a vast nebula shaped like a bat, unfurling in deep space about 10,000 ...

This is only the third interstellar comet scientists have observed. Its extreme brightening, unusual composition, and intense ...

Meng Dezhao, a Ph.D. student from the Xinjiang Astronomical Observatory of the Chinese Academy of Sciences, together with his ...

A UCLA-led team has achieved the sharpest-ever view of a distant star’s disk using a groundbreaking photonic lantern device ...

Astronomers have captured a haunting image of a “cosmic bat” spreading its wings across deep space. This nebula, 10,000 light-years away, glows crimson as newborn stars ignite clouds of gas and dust.

The gas giant WASP-18b belongs to a class known as ultra-hot Jupiters — giant, searing, gaseous planets that orbit perilously close to their stars. Researchers used a new technique called ...

Although it's smaller than a planet, Chiron could be a natural laboratory for learning about how ring systems form, change, ...

About 50 light-years from Earth, a gas giant about half the mass of Jupiter orbits a sunlike star. The discovery of Pegasi 51 b ushered in a new era of exoplanet research.

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is ...

For decades, astronomers have been vying to identify a source for a mysterious gamma-ray excess at the center of the Milky ...

More than a thousand years ago, astronomers from the Maya civilization developed one of the most sophisticated time-keeping ...