In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the ...

The Andromeda Galaxy, 2.5 million light-years away, is unveiled in Hubble's largest photomosaic. Spanning a decade, this ...

The instrument, called the Prime Focus Spectrograph (PFS), features approximately 2,400 prisms scattered across the extremely wide field of view available at the Subaru Telescope’s primary focus, ...

Notably, the University of Tokyo Kavli Institute for the Physics and Mathematics of the Universe has taken the lead in ...

NASA’s Spitzer Telescope revealed the Milky Way’s hidden center, using infrared to uncover its dense, star-packed core. This ...

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

The stunning spiral arms of the nearby galaxy Messier 81 are beautifully showcased by NASA's Spitzer Space Telescope. NASA's ...

The most powerful telescope to be launched into space has made history by detecting a record number of new stars in a distant galaxy. NASA's James Webb Space Telescope, history's largest and most ...

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

The discovery contrasts with earlier findings, which predominantly identified blue supergiants, which are among the brightest ...