Tag Archives: Astrophysical Journal Letters

The James Webb Space Telescope recently opened a new window onto one of the universe’s more mysterious secrets. For the first time, it has imaged black holes feeding stealthily on stars from deep within dusty galaxies, where even ordinary telescopes are blocked.These results, published in the Astrophysical Journal Letters on August 1, show how JWST’s intense infrared sight enables astronomers …

For a few months last fall, a school-bus-size space rock named 2024 PT5 gained fame as Earth’s new “mini-moon.” Astronomers rushed to study the object while it was still close enough to Earth to observe in detail. Now, one team has concluded that 2024 PT5 is a chunk of the real moon. The rock was most likely flung into space …