The second stage of SpaceX's Falcon 9 rocket captured an amazing view of Earth during the launch of the Intelsat 40e ...

NASA astronaut Chris Williams captured the spectacle from the International Space Station orbiting our planet. The post ...

A February moon offers a practical preview of where to look for March's total lunar eclipse.

See beautiful photos of February's full Snow Moon captured worldwide.

The International Space Station is visible from Nevada at certain times. Here’s when to look, where to go and how to track it ...

What we're seeing in the nebula is, in a sense, a moment of death that lays the groundwork for a new birth. The dying star ...

Astronomers have produced the most detailed map yet of dark matter, revealing the invisible framework that shaped the Universe long before stars and galaxies formed. Using powerful new observations ...

International Space Station, where astronauts have lived and worked for 25 years, is visible to us on Earth. How to see it with or without binoculars.

A closer look at the Helix Nebula reveals how dying stars shed material, shape space, and hint at the distant future of our ...

The James Webb Space Telescope captured a colorful portrait of a nearby stellar cradle, revealing a wealth of insights about countless stars.

Coronagraphs are telescopes equipped with an occulting disk to block out the overwhelming radiation emanated from the visible surface of the Sun, along with optical stops and filters that are ...