The Chandra X-ray telescope and other observatories are being used to study stars that could potentially harbor habitable ...

The hunt for habitable worlds has become a hot topic in astronomy. For decades, the search has been focused on planets in the ...

A series of studies have cast doubt on the sensational claim that "the strongest evidence yet" was found that life exists anywhere else besides Earth.

A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...

Higher global temperatures mean the intertropical convergence zone could shift south — throwing off precipitation trends for ...

Scientists using the James Webb Space Telescope recently announced the discovery of gases on a faraway planet that may be the same as those produced by ocean plankton on Earth. But a North Carolina ...

People always want to know what will happen to Earth when the sun eventually swells up as a red giant. For one thing, the ...

Of the roughly 6,000 exoplanets we’ve discovered, a significant number are in the apparent habitable zones of their stars.

Water changes everything about the way a planet works.” With those words, Graham Pearson, a foremost expert on deep Earth ...

THERE are planets beyond our own that could be hiding untouched paradises.  Exoplanet LHS 1140 b is just one of them – and ...