Even worse, the orbit of Mars is elliptical (think of a slight oval rather than a perfect circle), which means that sometimes ...

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

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

Human bodies are exquisitely tuned to one world, and it is not a forgiving one. Strip away our technology and even Earth ...

Elon Musk reveals his shock UFO theory: they aren't aliens but secret government weapons. Plus, the grim biological truth ...

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

Cam Newton defends Stephen A. Smith after Max Kellerman claims the veteran ESPN analyst lacks hot takes and real analysis.

The astronauts and cosmonauts aboard the International Space Station spent their first full week as Expedition 74 crewmates.

The book starts off as science fiction and ends somewhere in the murky realm of cosmic horror and elder gods, but getting ...

Leaked images of 3I/ATLAS suggest the US may have been tracking the interstellar object for years using the secret Cassandra planetary defense system, long before the public knew.

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. Here's what we know.

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