With a range of star projectors on the market, it's hard to know which to pick — here we try out the Dark Skys DS-FX — can it ...

Sunita "Suni" Williams had an unexpectedly long stay at the International Space Station after her capsule malfunctioned.

Here’s everything you need to know about astrophotography in April 2025: ...

The Atacama Cosmology Telescope (ACT) collaboration, which includes researchers from the University of Toronto, recently ...

Euclid is on a quest to unravel one of the universe’s greatest mysteries: why it's expanding faster and faster. With help ...

Euclid has opened a new window to the cosmos with its first deep sky data release, revealing millions of galaxies, ...

Right after launching, a bunch of satellites heading to join the megaconstellation looks like a string of moving stars going up in the sky. Within a week or so, they reach a higher elevation and are ...

The photographs purportedly showing Williams after her return to Earth were taken in June 2024, before her space mission. On X, users posted photographs of Williams, who was on the ISS for nine ...

Euclid must observe such a wide population of galaxies if scientists are to use its data to crack the mysteries of the "dark universe," the collective ... about as wide in the sky as 300 full moons, ...

Sunita "Suni" Williams had an unexpectedly long stay at the International Space Station after her capsule malfunctioned.

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...

Experts have unveiled the most detailed images yet of the universe’s infancy, capturing light that traveled for more than 13 ...