astronomy.now

  • Cosmic sky of red and blue
    by Astronomy Now on July 20, 2024 at 3:06 pm

    Splashes of colour illustrate the clear difference between the two most populous type of bright nebulae in our Milky Way Galaxy, emission and reflection […]

  • Triple T-Tauri
    by Astronomy Now on July 13, 2024 at 10:33 am

    This cavernous nebula is home to a bundle of young stars, specifically a triple system of T-Tauri stars.

  • Forming stars like the old days
    by Astronomy Now on July 5, 2024 at 2:18 pm

    In this image, JWST strips away the gas that is transparent at infrared wavelengths, and reveals a skeleton of dusty ribbons that are part of the material that […]

  • A matter of perspective
    by Astronomy Now on July 3, 2024 at 7:35 pm

    There’s an almost 3D quality to this image of a portion of the Milky Way, with the illusion that the nebulae are far more distant when in fact they are much […]

  • Head south for a Messier globular duo
    by Mark Armstrong on June 30, 2024 at 8:25 am

    The southern constellation of Scorpius hosts two splendid globular clusters, M4 and M80, both of which provide good viewing despite their lowly presentation at […]

  • Set your filtered sights on the Sun
    by Mark Armstrong on June 25, 2024 at 8:23 am

    Summer is the season for a spot of solar observing and sunspots, probably the Sun’s most fascinating phenomena, are easier to see than you might think.

  • A more youthful globular cluster
    by Astronomy Now on June 24, 2024 at 8:37 am

    The Large Magellanic Cloud (LMC), which is the nearest galaxy to our Milky Way at about 159,000 light years, is home to about 60 globular clusters. Pictured […]

  • Follow the leader
    by Astronomy Now on June 23, 2024 at 9:27 am

    This line of galaxies is a cosmic coincidence behind the interacting system Arp-Madore 2105-332, which is a pair of galaxies 200 million light years away in […]

  • Cassiopeia A’s many faces
    by Astronomy Now on June 22, 2024 at 12:15 pm

    This is the James Webb Space Telescope’s (JWST’s) second view of the Cassiopeia A (Cas A) supernova remnant, the remains of a massive star that exploded in […]

  • Star power in Boötes
    by Mark Armstrong on May 22, 2024 at 11:53 am

    The late-spring constellation of Boötes is home to brilliant Arcturus and a collection of some of the most beautiful double stars of the season.