- July 30, 2025IC 2944, also known as the Running Chicken Nebula, the Lambda Centauri Nebula or the λ Centauri Nebula, is an…
- July 29, 2025The Helix Nebula is so named because it also appears that you are looking down the axis of a helix.…
- July 28, 2025Rich with detail, the spiral galaxy NGC 1309 shines in this NASA/ESA Hubble Space Telescope Picture of the Week. NGC…
- July 27, 2025The Antennae Galaxies (also known as NGC 4038/NGC 4039 or Caldwell 60/Caldwell 61) are a pair of interacting galaxies in…
- July 26, 2025The Pinwheel Galaxy (also known as Messier 101, M101 or NGC 5457) is a face-on, counterclockwise intermediate spiral galaxy located…
- July 25, 2025Meteors from the Kappa Cygnid meteor shower are captured in this time-lapse composite skyscape. The minor meteor shower, with a…
- July 24, 2025In astronomy, a fireball is a very bright meteor -- one at least as bright as Venus and possibly brighter…
- July 23, 2025Supernova remnant (SNR) 0509-67.5. In this two-star system, gravity causes the larger and fluffier star to give up mass to…
- July 22, 2025No known cat could have created the vast Cat's Paw Nebula visible toward the constellation of the Scorpion (Scorpius). At…
- July 21, 2025The swirling spiral galaxy in this NASA/ESA Hubble Space Telescope Picture of the Week is NGC 3285B, which resides 137…
- July 20, 2025The Helix Nebula (also known as NGC 7293 or Caldwell 63) is a planetary nebula(PN) located in the constellation Aquarius.…
- July 19, 2025The sixth object in Charles Messier's famous catalog of things which are not comets, Messier 6 is a galactic or…
- July 18, 2025The Whirlpool Galaxy, also known as Messier 51a (M51a) or NGC 5194, is an interacting grand-design spiral galaxy with a…
- July 17, 2025Discovered on July 1 with the NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert, System) survey telescope in Rio Hurtado, Chile, 3I/ATLAS…
- July 16, 2025The bland New General Catalog designation of NGC 2237 doesn't appear to diminish the appearance of this flowery emission nebula,…
- July 15, 2025For this ESA/Hubble Picture of the Week, we gaze upon the field of stars that is NGC 1786. This object…
- July 14, 2025NGC 2685 is a confirmed polar ring galaxy - a rare type of galaxy with stars, gas and dust orbiting…
- July 13, 2025Planetary nebula Mz3 is being cast off by a star similar to our Sunthat is, surely, round. Why then would…
- July 12, 2025The Pinwheel Galaxy (also known as Messier 101, M101 or NGC 5457) is a face-on, counterclockwise intermediate spiral galaxy located…
- July 11, 2025The Carina Nebula or Eta Carinae Nebula (catalogued as NGC 3372; also known as the Great Carina Nebula) is a…
- July 10, 2025Stars are forming in Lynds Dark Nebula (LDN) 1251. About 1,000 light-years away and drifting above the plane of our…
- July 9, 2025The beautiful Trifid Nebula is a cosmic study in contrasts. Also known as M20, it lies about 5,000 light-years away…
- 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 30, 2025The subject of this week's Hubble Picture of the Week is a reflection nebula, identified as GN 04.32.8. Reflection nebulae…- 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 24, 2025Images of the star forming region W5 like those in the infrared by NASA's Wide Field Infrared Survey Explorer (WISE,…- June 23, 2025The light that the NASA/ESA Hubble Space Telescope collected to create this Picture of the Week reached the telescope after…
June 22, 2025the International Space Station. Using precise timing, the Earth-orbiting space platform was photographed in front of a partially lit gibbous…- 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…