Tissue samples sent to the International Space Station reveal what can happen to astronauts on long-term missions.

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

Despite being known as the Red Planet, Mars shows off its swirling yellows, oranges and browns in a new satellite photo from ...

Climate scientists in the United States are to be cut off from satellite data measuring the amount of sea ice — a sensitive ...

The mementoes — a set of more than 50 pieces called the Sally Ride Estate Collection — sold for a total of $145,666, ...

U.S. astronaut Nichole "Vapor" Ayers captured a spectacular view of a phenomenon known as a "sprite" blazing to life above an ...

The ALMA radio telescope array in the Atacama Desert temporarily halted operations after a rare snowfall blanketed the base ...

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...

Buried in the sweeping legislation is an $85 million provision to move NASA's most-flown spacecraft from the national ...

Titan Books' new novelization of Stan Lee and Jack Kirby's 'Galactus Trilogy' heralds the coming of July’s 'Fantastic Four' ...

The total solar eclipse on Aug. 12, 2026, will offer some fabulous travel options. Here are some adventures to consider.

Uranus will also be on show, if you fancy a more challenging target. Early risers are in for a celestial treat on July 5, ...