While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

The world's most expensive infrared spectrometer - the James Webb Space Telescope - is unearthing extraordinary exoplanet ...

On this day in 1962, NASA’s Mariner 2 spacecraft made history with a close flyby of Venus, marking a major milestone in the early years of space exploration. The mission became America’s first ...

On Dec. 14, 1962, NASA's Mariner 2 spacecraft flew by Venus. [‘On This Day in Space’ Video Series on Space.com] The Mariner 2 ...

In this animated discussion, Venus, Mars, and Mercury explore the unique characteristics of Earth, focusing on why it is the ...

While it’s well-known that many animals can detect Earth’s magnetic field, recent research has provided the first evidence that humans may also have this capability.

Rocky planets like our Earth may be far more common than previously thought, according to new research published in the ...

United Launch Alliance (ULA) will send another batch of Amazon's Monday morning (Dec. 15), and you can watch the action live — if you're a night owl or a very early riser. A ULA Atlas V rocket ...