The "ancient chemical remains of the first stars " may have discovered using the Gemini North telescope, according to NSF's NOIRLab. Credit: Images and Videos: PROGRAM/NOIRLab/NSF/AURA, S.

A cometary globule, known as “God’s Hand,” has been captured by the Dark Energy Camera on NSF’s Víctor M. Blanco 4-meter ...

In the photo from the space station, the comet is captured just above Earth’s horizon, which is illuminated by a bright light — also known as airglow — that occurs in the planet’s upper atmosphere ...

OH emission, also known as hydroxyl airglow, is a natural phenomenon that occurs in Earth’s upper atmosphere, specifically in the mesosphere and lower thermosphere region. It’s characterized ...

Comet G3 ATLAS faced just such a perilous passage, reaching perihelion 14 million kilometers from the Sun on January 13th.

Don Pettit has been at it again. Not content with dazzling earthlings with incredible photos captured from his current home aboard the International Space Station (ISS), the NASA astronaut has now ...

CAPE CANAVERAL, Fla. — One of NASA's two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her first spacewalk since arriving at the International Space Station ...

Researchers have uncovered the nature of a mysterious whitish, grey patch that often appears alongside the aurora borealis. This patch, termed a structured continuum emission, adds a layer of ...