Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention ...

For the next half-century, Earth will have a new celestial companion. A small asteroid, officially designated 2025 PN7, has been confirmed as a quasi-satellite—a rare type of near-Earth object that ...

Dusty stars close to the Milky Way’s black hole stay stable for years. New infrared data shows they survive gravity and ...

The International Space Station (ISS) has been orbiting Earth for the last quarter of a century. But it was only this week ...

Light from the half a million satellites that humanity is planning to launch into Earth's orbit in the coming years could ...

An illustration depicts what the surface of one of the exoplanets orbiting Barnard's Star may look like. The other three planets within the system can also be seen. - International Gemini ...

SQUIRE aims to detect exotic spin-dependent interactions using quantum sensors deployed in space, where speed and ...

Light pollution from the exploding number of satellites orbiting Earth is making it harder to peer into space.

From the earliest artificial satellites to today's sophisticated space telescopes and GPS constellations, these marvels of ...

An exponential increase in the number of satellites placed in low-Earth orbit has brought advances in telecommunications ...