Since its launch in 1990, the Hubble Space Telescope has been at the forefront of astronomical observation, and with the ...

NASA/ESA Hubble Space Telescope, Gemini North telescope and NASA Infrared Telescope Facility observations of Neptune and Uranus may have revealed why they differ in color. Credit: Directed by: Bethany ...

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than images from ground-based telescopes. In August of that year, Hubble made one of ...

When engineers at a control center in Turin, Italy, sent a faint radio signal into space, they set off a world-first ...

Astronomer de Graaff from the Max Planck Institute for Astronomy and her team reveal what could be behind the small red dots in the images from the James Webb Space Telescope: black hole stars, which ...

New research from NASA has found that the dwarf planet Ceres may be another place to look for evidence of primitive life in our solar system.

A newly discovered distant object that astronomers have dubbed “The Cliff” could solve a riddle posed by some of the first ...

Planetary nebulae, formed when red giant stars exhaust their fuel, can sometimes be spectacular (see the Hourglass Nebula) ...

Westerlund 1, the biggest and closest "super" star cluster to Earth, dazzles in this image released on July 23, 2025. This ...

The James Webb Space Telescope has captured infant stars carving peaks of dust and gas in the Pismis 24 star cluster.

A cosmic mystery hidden for over a decade has suddenly been unveiled. It turns out that in the "Cigar Galaxy" M82, located 12 ...

This unexpected color raises new questions about the alien chemistry of comets from beyond our solar system. On Sept. 7 2025, ...