HWO will be the first space telescope built to find potentially habitable planets and analyze their atmospheres for signs of ...

Shown here are three images of Plate H335H as well as three images of a similar plate, H331H, which Hubble took the night before. The letters N on Plate H335H mark Novae, stars marked by Hubble as new ...

Scientists have created over a million simulated cosmic images using the power of supercomputers to anticipate the capabilities of NASA’s upcoming Roman Space Telescope. These synthetic images allow ...

Astronomers warn that proposed changes to the space observatory's operational budget could decrease the amount of ...

A Distant Supernova Discovery This latest image from the Hubble Space Telescope features a distant galaxy located about 600 ...

The U.S. Postal Service has issued a new set of stamps celebrating the James Webb Space Telescope, the most powerful space ...

Astrophotographers use sophisticated imaging technology to take and edit photographs that bring us the cosmos with startling ...

Astronomers completed a 10-year project to assemble a complete portrait of the Andromeda galaxy. The result is a detailed ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

NASA's Hubble Space Telescope captures a bluish-white spiral galaxy, known as NGC 1376 delicately hanged in the cold vacuum ...

The Hubble Space Telescope has used its sensitive instruments to create a mosaic image containing 2.5 billion of the Milky Way's closest neighbor.

The Andromeda galaxy is our closest galactic neighbour, barring dwarf galaxies that are gravitationally bound to the Milky ...