On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

The James Webb Space Telescope captured an unprecedented look inside a vibrant and glittering cluster of newborn stars drifting in the cosmos — some nearly eight times hotter than the sun.

NASA has confirmed 6,000 exoplanets, marking a major milestone in humanity’s quest to understand other worlds. From gas ...

Using the James Webb Space Telescope, scientists took an infrared image of a young star cluster called Pismis 24, a spot ...

Using the James Webb Space Telescope, scientists uncovered bizarre atmospheric structures on Saturn, including drifting “dark beads” in the ionosphere and an asymmetric star pattern in the ...

The number of alien planets is monitored by NASA's Exoplanet Science Institute (NExScI), based in Pasadena, California. But ...

Since astronomers found the first planets outside our solar system in 1992 and the first planet around a sunlike star in 1995 ...

Like Uranus's other 28 moons, the newfound object spotted by JWST will be named after a William Shakespeare or Alexander Pope character.

NASA spotted a new moon almost at the border of our solar system. Back in 1986, a theory came up that this cosmic body could ...

Exoplanets are worlds outside our solar system. Just over three decades ago, the first exoplanets were confirmed by Aleksander Wolszczan and Dale Frail. Now, with the aid of Nasa spacecraft and ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, astronomers detected a strange, fast-moving object racing toward the Sun. Named ...

While it does have somewhat of an awkward name, Uranus has actually been called the boring planet, and at first glance, it does look rather calm and yes, even boring, but underneath its placid blue ...