The NASA/ESA Hubble Space Telescope has unveiled a stunning image of the Abell 209 galaxy cluster, located 2.8 billion ...

During a record-breaking flight through the sun’s corona in Dec. 2024, NASA’s Parker Solar Probe captured the closest-ever ...

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

Quasar 0957+561, the first known gravitationally lensed quasar, lies near NGC 3079 in Ursa Major. Here's how to find and ...

On July 11, 2022, the James Webb Space Telescope finished its commissioning and commenced science operations. In the three ...

Here's everything to know about the James Webb Space Telescope, and what it captured on its three-year anniversary observing the cosmos. To mark Webb's third year of operations, NASA shared an image ...

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

The whole picture doesn’t become clear until you combine Webb data with Hubble data,” stated Rogier Windhorst, Regents Professor at Arizona State University, captioning a revolution in cosmic vision.

NASA released images of star clusters NGC 460 and NGC 456 in the Small Magellanic Cloud. Hubble shows visible light, while ...

While US officials are worried about Russian anti-satellite weapons, or ASATs, the behavior of Russia's Nivelir satellites is puzzling. It's clear that Russia is deliberately launching these ...