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Scutum the Shield is named for a Polish king
Constellation Scutum consists only of a few stars, but it's noticeable in a dark sky because a rich region of the Milky Way is behind it.
July 15, 2025
Life on Venus? Exciting new VERVE mission could find it
Could there be life on Venus? A new probe concept from the UK would hitch a ride with the EnVision mission and look for biosignature gases in Venus' atmosphere.
July 14, 2025
New Horizons visited Pluto 10 years ago
New Horizons flew past distant Pluto 10 years ago in 2015. It changed forever the way we perceive this outermost world and its moons.
July 13, 2025
Chimpanzees wear blades of grass in their ears and rears
Some chimpanzees in captivity imitated each other with the seemingly useless activity of putting a blade of grass in their ears and rears.
July 13, 2025
Earth will spin unusually quickly in July and August
The shortest days on Earth for 2025 will be in July and August. But why is Earth spinning faster? It's a bit of a mystery. Get the dates here.
July 11, 2025
Interstellar visitor 3I/ATLAS might be oldest comet yet
Astronomers have modeled the path of interstellar comet 3I/ATLAS through the Milky Way galaxy. They said the comet might be 7 billion years old.
July 11, 2025
A deep-space navigation 1st, from New Horizons
New Horizons - which visited Pluto - has now performed a deep-space navigation 1st, determining its own position via star images.
July 11, 2025
Is the Milky Way teeming with satellite galaxies?
Astronomers used new models and simulations of the Milky Way to show our galaxy should have 80 to 100 more satellite galaxies than we've spotted.
July 10, 2025
The Omega Nebula is a star-forming region
The Omega Nebula, also known as the Swan Nebula or M17, is visible through binoculars and glorious through a telescope. Here's how to find it.
July 10, 2025
What are hole-punch clouds, aka fallstreak holes?
Have you ever seen a fallstreak hole or hole-punch clouds? They're a type of cloud with a flat layer interrupted by a big hole, often with wisps at the center.
July 10, 2025
