NASA's Nancy Grace Roman Space Telescope is now fully assembled and ready to begin launch preparations this summer.

Space is filling up with satellites, and that’s bad news for astronomy. Researchers already knew that artificial satellites ...

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

A new NASA-led study found that the increasing number of satellites in low-Earth orbit could ruin up to 96% of images from ...

According to NASA, Hubble took its latest photo of 3I/ATLAS on November 30 using its Wide Field Camera 3 instrument. At that ...

Light from the half a million satellites that humanity is planning to launch into Earth's orbit in the coming years could ...

An exponential increase in the number of satellites placed in low-Earth orbit has brought advances in telecommunications ...

Proliferating satellites are beginning to harm the science work of the beloved Hubble Space Telescope and other observatories ...

Astronomers using the Subaru Telescope in Hawaiʻi have discovered a massive planet and a brown dwarf orbiting distant stars.

NASA's Goddard Space Flight Center in Maryland is facing controversy over potential building closures. Here's what's been ...

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...