South Korea’s K-RadCube radiation satellite will hitch a ride on NASA’s Artemis 2 moon mission

South Korea’s K-RadCube satellite has arrived at NASA’s Kennedy Space Center (KSC) in Florida ahead of its launch toward the moon next year. The Korea AeroSpace Administration (KASA) announced the…

Where are the interstellar objects 1I/’Oumuamua, 2I/Borisov and 3I/Atlas headed now?

Artist’s impression of ʻOumuamua. Credit: ESO/M. Kornmesser In the past decade, astronomers have witnessed three interstellar objects (ISOs) passing through the solar system. These include the enigmatic ‘Oumuamua in 2017,…

Wheelie smart? Take our Mars rover quiz to prove it!

From the pioneering Sojourner to the tenacious Perseverance, rovers have become our eyes and ears on Mars. Designed to survive extreme conditions and send back breathtaking images and vital data,…

Rapid-response protocol promises to reveal supernovae only hours after they explode

Example of observations used in the study. Credit: Albany et al, JCAP, 2025 Example of observations used in the study. Credit: Albany et al, JCAP, 2025 Example of observations used…

SpaceX’s Super Heavy booster will fly with fresh ‘grid fins’ photo of the day for Aug. 18, 2025

Recently, SpaceX posted photos on X of its redesigned grid fin for its Super Heavy rocket booster. What is it? Grid fins are lattice-style control surfaces that help steer rockets…

Observations explore nature of massive ancient galaxy

See a trio of spectacular star clusters brighten the summer sky in August 2025

Warm mid-August summer nights offer prime conditions for spotting three magnificent star clusters visible to northern-hemisphere skywatchers in the coming months. Star clusters are gravitationally bound groups of stars that…

This Week In Space podcast: Episode 173 — The Return of the Malik

The Return of the Malik – The Wild Proposals on NASA’s Table – YouTube Watch On On Episode 173 of This Week In Space, Rod Pyle and and Tariq Malik…

After repeated explosions, new test for Musk’s megarocket

The massive Starship rocket launches on a test flight from SpaceX’s base in Texas. Elon Musk’s SpaceX announced Friday that its Starship megarocket is scheduled to blast off on a…

Dark star clusters or extreme dwarf galaxies? Astrophysicists revisit Ursa Major III’s true nature