An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

In 1877, an Italian astronomer mapped faint lines on Mars and called them canali, meaning channels or grooves. But the word ...

Scientists in a recent breakthrough have discovered vast hidden magma systems beneath the surface of Mars, marking an “unexpected discovery” leading the researchers closer to finding ...

Researchers have looked at how particular microbes from Earth would fare in conditions like those of Mars, the moon, and the ...

Director Tim Burton's star-studded alien invasion spoof.

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

There are "vast hidden magma systems" inside of Mars, scientists say – and it could have major implications for the search ...

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets price the odds of the U.S. confirming aliens before 2027 - here’s why traders overwhelmingly expect a government ...

One of the most recent UFO sightings was an unexplained aerial phenomena that happened in Nevada on May 31, 2024. TMZ reported that a woman named Katrina and some friends were enjoying a night out in ...

Could Martian mudstones be holding evidence of ancient microbes? New findings strengthen the case that the Red Planet once ...

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.