ALMA picks up signals from big dust grains, about the size of sand grains, showing that they are concentrated in a thin, ...

Comet C/2024 G3 (ATLAS) seen above ESO's Paranal Observatory in Chile on Jan. 21, 2025. ESO's Very Large Telescope sits atop ...

While it is already dimming after a close encounter with the sun, Comet C/2024 G3 (ATLAS) – also called the Great Comet of ...

This image was captured in 1995 by the the Hubble Space Telescope. The pillars are ... Williams and Butch Wilmore completed the International Space Station's 274th spacewalk last week, dubbed ...

An amateur astrophotographer has captured an astonishing image of NASA astronaut Suni Williams conducting a record-breaking ...

As someone who lives near the city, light pollution limits what I see when I look up at night. However, that doesn't mean I ...

HH 30 is a luminous region surrounding a newborn star, or protostar. The James Webb Space Telescope helped reveals unprecedented details of it.

Europe’s Euclid space telescope has detected a rare halo of bright light around a nearby galaxy. The halo, known as an ...

“We [will be able to] move quickly and map out very large areas of the sky,” adds Josh Schlieder, the telescope’s wide-field ...

A photographer on Earth has captured an incredible telescope image of NASA astronaut Suni Williams outside of the ...

The Euclid space telescope has captured a stunning image of an Einstein ring, a rare phenomenon caused by gravitational lensing, around galaxy NGC 6505, 590 million light-years from Earth.