Topic: Celestial

  • July 8, 2025
    Pleiades (M45). Perhaps the most famous star cluster in the sky, its brightest stars can be seen even from the…
  • July 7, 2025
    A massive, spacetime-warping cluster of galaxies is the setting of today’s NASA/ESA Hubble Space Telescope Picture of the Week. The…
  • July 6, 2025
    Messier 83 or M83, also known as the Southern Pinwheel Galaxy and NGC 5236, is a barred spiral galaxy approximately…
  • July 5, 2025
    Difficult to capture, this mysterious, squid-shaped interstellar cloud spans nearly three full moons in planet Earth's sky. Discovered in 2011…
  • July 4, 2025
    Face-on spiral galaxy NGC 6946 and open star cluster NGC 6939 share this cosmic snapshot, composed with over 68 hours…
  • July 3, 2025
    You can see a thermonuclear explosion from a white dwarf star. Possibly two. Such explosions are known as novas and…
  • July 2, 2025
    The Pelican Nebula (also known as IC 5070) is an H II region associated with the North America Nebula in…
  • reflection nebula, identified as GN 04.32.8

    June 30, 2025
    The subject of this week's Hubble Picture of the Week is a reflection nebula, identified as GN 04.32.8. Reflection nebulae…
  • June 29, 2025
    Rho Ophiuchi (ρ Ophiuchi) is a multiple star system in the constellation Ophiuchus. The central system has an apparent magnitude…
  • June 28, 2025
    Big beautiful barred spiral galaxy Messier 109 is the 109th entry in Charles Messier's famous catalog of bright Nebulae and…
  • June 27, 2025
    An interstellar expanse of glowing gas and obscuring dust presents a bird-like visage to astronomers from planet Earth, suggesting its…
  • June 26, 2025
    This interstellar skyscape spans over 4 degrees across crowded starfields toward the constellation Sagittarius and the central Milky Way. A…
  • June 25, 2025
    The Hubble Space Telescope, the European Southern Observatory, and smaller telescopes on planet Earth are combined in this detailed portrait…
  • June 24, 2025
    Images of the star forming region W5 like those in the infrared by NASA's Wide Field Infrared Survey Explorer (WISE,…
  • June 23, 2025
    The light that the NASA/ESA Hubble Space Telescope collected to create this Picture of the Week reached the telescope after…
  • June 22, 2025
    the International Space Station. Using precise timing, the Earth-orbiting space platform was photographed in front of a partially lit gibbous…
  • June 21, 2025
    Messier 106 (also known as NGC 4258) is an intermediate spiral galaxy in the constellation Canes Venatici. It was discovered…
  • June 20, 2025
    New observations from the James Webb Space Telescope (JWST) suggest the cosmos may be much older than once believed. For…