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On April 24, 1990, humanity launched a scientific revolution. I mean “launched” literally: on that date the space shuttle Discovery roared into the sky with the Hubble Space Telescope nestled in its ...

From black holes in the early Universe 1 to atmospheres cloaking distant planets 2, the James Webb Space Telescope (JWST) studies cosmic phenomena that no other observatory has been able to probe. The ...

The universe is so vast, and the difficulty of discovering all that there is out in the cosmos is so great, that one might as well count all the grains of sand in the Sahara. But now, with the help of ...

Hubble has taken the clearest image to date of the interstellar comet 3I/ATLAS, which is racing through our solar system at 130,000 miles per hour. Astronomers are using Hubble and other telescopes to ...

A last-minute target switch allowed the NASA/ESA Hubble Space Telescope to witness a comet breaking apart in real time. Hubble witnessed this extremely rare event in November 2025, and the findings ...

WASHINGTON — As NASA prepares an attempt to reboost an astronomy spacecraft in a decaying orbit, the agency is open to doing something similar for the Hubble Space Telescope, provided its operating ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A dramatic rise in the number of internet satellites ...

Since it launched into space on April 24, 1990, the Hubble Space Telescope has been an invaluable instrument to astronomers in unraveling the mysteries of the universe. As it orbits the Earth from 340 ...

The teams operating the Hubble Space Telescope and James Webb Space Telescope (JWST) — NASA’s two most in-demand observatories and among its most scientifically productive missions — are preparing to ...