Since its discovery, some people have speculated that interstellar visitor 3I/ATLAS could be alien technology. Harvard ...

On average, Martian time ticks roughly 477 millionths of a second faster than terrestrial clocks per Earth day. But the Red ...

The interstellar comet known as 3I/Atlas, discovered over the summer, will make its closest approach on Friday, passing at a ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet ...

Mysterious Bright Flashes in the Night Sky Baffle Astronomers Celestial transients shine furiously and briefly. Astronomers ...

Being on the surface of a sizable planet moving at high speed through space, spinning around a yellow star and on its axis, ...

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

Scientists find that time on Mars runs 477 microseconds faster than on Earth, a discovery that could enhance deep-space communication and future exploration ...

NASA’s ESCAPADE mission launched two small, affordable orbiters to Mars on Blue Origin’s New Glenn rocket. Discover how these ...

Scientists reveal why time moves faster on Mars than on Earth, and how this affects future space communication and navigation ...

The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

The first full-face portrait of a human being in space, this image depicts Ed White in the pilot’s seat of the Gemini IV ...