A rare triple conjunction of Venus, Mars and Mercury is happening on the opposite side of the solar system to where Earth is, ...

If someone tried to put a price tag on Earth, what would that number even be based on? Land, oceans, ecosystems, raw ...

ON LAND, HUMANS’ desire to protect the richness of natural life is as old as Eden; in its modern guise, terrestrial conservation dates back to the founding in 1872 of America’s Yellowstone Park. In ...

Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

No known process explains how such a carbon-heavy planet as PSR J2322-2650 b could form, according to new research. Credit: NASA / ESA / CSA / Ralf Crawford illustration Astronomers have found a ...

In theory, a planet may be able to orbit a binary star system in a figure of eight, but it may not be particularly stable, ...