In the 30 years since the discovery of 51 Pegasi b, more than 6,000 planets outside our Solar System have been catalogued. Two modern-day explorers explain how.

October is a star-studded month with two meteor showers, winter constellations and a good chance to see a trio of green ...

The Harvest Moon is traditionally defined as the full moon that appears closest to the autumnal equinox. This year, Sundays nearly full moon will shine at 98% illumination.

"You see it just at training, how hard we compete, how hard training is. We try and get the best out of each other." ...

More than a hundred countries have committed to fresh plans to curb pollution - with one big holdout: The U.S. NPR's Andrew Limbong speaks with the EU Commissioner for Climate, Wopke Hoekstra, about ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

Space scientists look back on 30 years of exoplanet discoveries — from rows of massive ‘super-Earths‘ to worlds with ...

Jane Goodall was a pioneer, a tireless advocate and a deeply compassionate conservationist who inspired others to care about ...

A new study from Boston University researchers found that the city's oak trees have more pathogens and plant decomposers.

The nearby satellite galaxy M32 can also be seen as a bright ball on the upper edge of Andromeda's disk while the milky ...