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Giant ‘spiderwebs’ on Mars reveal surprising water clues
NASA's Curiosity rover has been investigating 'spiderwebs' on Mars. Groundwater formed these grid-like formations of ridges billions of years ago.
February 27, 2026
What is orbital resonance? A dance between heavenly bodies
What is orbital resonance? It's a precise dance between heavenly bodies when their orbits line up, causing them to have specific synchronicities.
February 27, 2026
Supermassive black hole stunts star growth in other galaxies
A new study shows that a supermassive black hole at the center of a galaxy can slow star growth even in other galaxies that are millions of light-years away.
February 26, 2026
Castor – the twin star – is 6 stars in one
The bright blue-white star Castor, in the constellation Gemini, appears to our eyes as a single star. But it’s really a family of 6 stars.
February 26, 2026
Meet Pollux: The brighter twin star of Gemini
Pollux, the brightest star in the constellation Gemini, blazes in a golden light next to its bluish-white heavenly twin, Castor.
February 26, 2026
New evidence of lava tube on Venus found in old radar data
Researchers in Italy have discovered new evidence of a subsurface lava tube on Venus. They found it in old radar data from NASA's Magellan mission to Venus.
February 25, 2026
Why is the snowman shape so common in the Kuiper Belt?
Scientists at MSU have modeled the process of gravitational collapse that they say creates the snowman shape that is so common in the outer solar system.
February 24, 2026
Did an epic collision form Saturn’s moon Titan and rings?
How did Saturn's moon Titan and Saturn's iconic rings form? A new study suggests a huge collision between 2 former moons was responsible for both.
February 22, 2026
Too many satellites? Is Earth’s orbit headed for catastrophe?
Are there too many satellites? The growing number of satellites poses an under-regulated threat of disaster for spaceflight. But it's not too late to act!
February 20, 2026
John Glenn 1st American in orbit 64 years ago today
John Glenn became the first American to orbit Earth on February 20, 1962, 64 years ago today. His space capsule was called Friendship 7.
February 20, 2026
