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

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 ...

In Sarah Merrett’s thrilling debut, The Others, set in 1900, a young boy loses his astronomer grandmother – and finds a ...

God and aliens are having a moment. But what do Christianity and other faiths really teach about ETs?

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

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

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

Without a standard time system, clocks around Mars would all run on slightly different times.