3I/ATLAS is only the third object of its kind ever observed, following the interstellar asteroid 1I/ʻOumuamua in 2017 and the interstellar comet 2I/Borisov in 2019.

Archaeologists in Bolivia have discovered an ancient complex roughly 215 km (130 miles) south-east of Tiwanaku’s historical site, where a large, modular building with an integrated, sunken courtyard ...

A new theory by University of Alaska Fairbanks scientist Gunther Kletetschka argues that time comes in three dimensions rather than just the single one we experience as continual forward progression, ...

Astronomers using the NASA/ESA/CSA James Webb Space Telescope have detected silicate clouds in the atmosphere of the exoplanet YSES-1c and a circumplanetary disk around its sibling planet, YSES-1b.

New research led by University of Hawai’i astronomers suggests our Universe may rotate -- just extremely slowly.