On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he looked at Jupiter through his telescope, he saw what he thought were three tiny ...

From November 6-8, 2024, the NASA Science Activation Program’s Planetary Resources and Content Heroes (ReaCH) project held a ...

January's full Wolf Moon will make Mars disappear, but it's only temporary. Watch for the red planet's vanishing act from the ...

The James Webb Space Telescope captured images of 44 individual stars in a gorgeous portrait of a distant galaxy.

NASA's James Webb Space Telescope has captured a unique image that revealed 44 individual stars in a galaxy 6.5 billion light ...

Though Carter never claimed to have spotted aliens or a flying saucer — to him this was literally an unknown object in the air — people snickered and mistook his UFO sighting as such. Skeptics, who ...

The cutting-edge observatory is charged with seeing some of the earliest visible light, and the recent image achieves a new ...

The revolutionary James Webb Space Telescope and next-gen radio telescopes are probing what’s known as the epoch of ...

Photos from the James Webb Space Telescope have revealed more than 40 stars within the gravitationally lensed "Dragon Arc" ...

Looking halfway across the observable universe and expecting to see individual stars is considered a non-starter in astronomy ...

Using NASA's James Webb Space Telescope, scientists have observed a galaxy nearly 6.5 billion light-years from Earth, and ...

Gravitational lenses have been used previously to resolve individual stars in the distant Universe. Using the microlensing of ...