NASA wants to send an ambitious fleet of helicopters to soar through Martian skies—but scientists fear the endeavor could ...
Two scientists want NASA to build a quarantine lab for alien germs on the Moon, rather than on Earth. The pair, ...
The planets are extremely large, with TOI-791 b being about the same size as Jupiter, and TOI-791 c even larger. Yet, they ...
In 1877, an Italian astronomer mapped faint lines on Mars and called them canali, meaning channels or grooves. But the word ...
Scientists can't fully agree on what GJ504b actually is. It may be a massive planet or a brown dwarf, a mysterious class of ...
New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...
Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.
NASA's Perseverance rover has uncovered one of the most intriguing clues yet in humanity's search for life beyond Earth.
The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...
Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...
A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...
Astronomers have uncovered a pair of giant planets that are lighter than cotton candy — super-puffs the size of Jupiter. The ...