A NASA-led team is studying the construction of a railway in space for a pair of telescopes that will provide views of planet, star, and galaxy formation in unprecedented detail. The proposed Space ...

Space. It's really, really big. How big is it? Well, according to astronomers, the observable universe is around 92 billion light-years in diameter, but that's all we can see (hence the word ...

The atmosphere, a thin veil of molecules enveloping Earth, reaches about 20 miles (32 kilometers) above the planet's surface. It contains countless air particles, invisible to the naked eye, yet ...

A thin shell of air wraps around Earth, stretching about 20 miles above the surface. This invisible veil is packed with tiny molecules that sustain life. Just beyond this fragile layer lies the ...

The night sky may look calm, but behind the glowing points of light lies a violent and complex process of creation. Stars, ...

The universe is truly magical: vast, mysterious, and endlessly fascinating. There’s something almost unreal about being able to see photos captured from the depths of space, where time and distance ...

The European Space Agency (ESA) unveiled magnificent new images from its Euclid space telescope, representing the agency's first scientific discoveries from early observations. The project, which ...

Update: NASA is now targeting a launch for Friday, March 7. Find the latest information on the mission here. How did the universe begin? How do planets form and galaxies develop? Could life exist ...

The galaxy group Pandora’s Cluster sits in front of a cosmic background brimming with deep space galaxies. Credit: NASA / ESA / CSA / I. Labbe (Swinburne University of Technology) / R. Bezanson ...

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...