- July 8, 2025Pleiades (M45). Perhaps the most famous star cluster in the sky, its brightest stars can be seen even from the…
- July 7, 2025A massive, spacetime-warping cluster of galaxies is the setting of today’s NASA/ESA Hubble Space Telescope Picture of the Week. The…
- July 6, 2025Messier 83 or M83, also known as the Southern Pinwheel Galaxy and NGC 5236, is a barred spiral galaxy approximately…
- July 5, 2025Difficult to capture, this mysterious, squid-shaped interstellar cloud spans nearly three full moons in planet Earth's sky. Discovered in 2011…
- July 4, 2025Face-on spiral galaxy NGC 6946 and open star cluster NGC 6939 share this cosmic snapshot, composed with over 68 hours…
- July 3, 2025You can see a thermonuclear explosion from a white dwarf star. Possibly two. Such explosions are known as novas and…
- July 2, 2025The Pelican Nebula (also known as IC 5070) is an H II region associated with the North America Nebula in…
- June 29, 2025Rho Ophiuchi (ρ Ophiuchi) is a multiple star system in the constellation Ophiuchus. The central system has an apparent magnitude…
- June 28, 2025Big beautiful barred spiral galaxy Messier 109 is the 109th entry in Charles Messier's famous catalog of bright Nebulae and…
- June 27, 2025An interstellar expanse of glowing gas and obscuring dust presents a bird-like visage to astronomers from planet Earth, suggesting its…
- June 26, 2025This interstellar skyscape spans over 4 degrees across crowded starfields toward the constellation Sagittarius and the central Milky Way. A…
- June 25, 2025The Hubble Space Telescope, the European Southern Observatory, and smaller telescopes on planet Earth are combined in this detailed portrait…
- June 23, 2025The light that the NASA/ESA Hubble Space Telescope collected to create this Picture of the Week reached the telescope after…
- June 21, 2025Messier 106 (also known as NGC 4258) is an intermediate spiral galaxy in the constellation Canes Venatici. It was discovered…
- June 20, 2025New observations from the James Webb Space Telescope (JWST) suggest the cosmos may be much older than once believed. For…