Astronomy

SpaceX and the entrepreneur Jared Isaacman are pursuing a plan to rescue the iconic Hubble Space Telescope from a fiery plunge into Earth’s atmosphere

A new JWST image of a star surrounded by strange, rippling spirals reveals a hidden chapter in the story of how dust spreads across the cosmos

The death of a massive star far across the universe affected lightning on our planet and could teach us about the Milky Way

The fabled star catalog from the ancient Greek astronomer Hipparchus had been feared lost

Nearly two years after the collapse of its 305-meter radio telescope, the Arecibo Observatory’s fate has been decided. The iconic giant dish will not be rebuilt, but research and public outreach at the site may continue

Revised calibrations for the James Webb Space Telescope’s instruments are bedeviling researchers studying the distant universe

New books reviewed on the power of doubt, 1970s science-fiction icons, consciousness, interstellar travel, and more

September 26 marks an unmissable chance to view the massive planet Jupiter, whose opposition and perigee very rarely coincide

See a stunning new view of Neptune’s rings and oddball moon Triton from the James Webb Space Telescope

The James Webb Space Telescope’s snapshots of a giant world orbiting another star show that the observatory is performing even better than expected and that its best exoplanet images are yet to come

It turns out that making new views of the universe accessible to those with vision impairment has required some deep thought—and carefully chosen words.

Scientific American co-presents a discussion about the past, present and future of the James Webb Space Telescope