From a marathon milestone on Mars to a sky filled with satellite trails above Chile’s deserts, this week’s collection ...

While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

Juice observed 3I/ATLAS during perihelion, when Earth-based telescopes could not. Spectroscopic observations measured water ...

What happens if scientists find evidence of extraterrestrial intelligence? That question was at the center of a recent SETI Live discussion about newly updated post-detection protocols and how ...

At first glance, it looks as though Saturn's icy moon Rhea towers over tiny Epimetheus against a breathtaking backdrop of rings and cloud tops. In reality, the two worlds are separated by hundreds of ...

JWST successfully observed the extremely faint near-Earth asteroid 2024 YR4 (circled in green) on 18 February 2026 with its Near-Infrared Camera (NIRCam). By analyzing the asteroid’s position relative ...

While JWST reveals the ancient universe billions of years old, SkyMapper focuses on today’s changing cosmos — tracking near-Earth asteroids, meteors, comets, satellites, and transient events that ...

As summer gets underway, SETI AIR artists, affiliates, and alumni are engaging audiences around the world through exhibitions, performances, workshops, and public conversations. Like this month's ...

This NASA/ESA Hubble Space Telescope image of the asteroid Dimorphos was taken on 19 December 2022, nearly four months after the asteroid was impacted by NASA’s DART (Double Asteroid Redirection Test) ...

Explore how turbulence plays a central role in the formation of the universe, from chaos to order. Explore how this unresolved problem in physics affects cosmic processes and relates to ancient ...