NASA's Hubble Space Telescope captured a new image of a massive galaxy cluster as it looks for the reappearance of a supernova first spotted by Webb in 2025.
NASA says the seemingly calm galaxy, located 55 million light-years away in Virgo, harbors what the agency describes as a "chaotic secret."
NASA says a joint survey using its Hubble and James Webb Space Telescopes has spotted some of the smallest and faintest Trans-Neptunian Objects ever directly observed, offering new insight into the solar system's early history.
NASA's Hubble Space Telescope has produced a detailed image of the nebula N44, revealing a massive gas cavity known as a superbubble.
The Astronomy Picture of the Day for September 8, 2026 highlights a Hubble Space Telescope image showing a striking ten-sided pattern near Saturn's south pole.