Earth & Sky no longer provide podcasts, so this page now just lists the latest news they post about on their website.

Euclid Space Warps: Help spot galaxies bending spacetime!

29 Apr 2026 at 11:27am

New citizen science project Space Warps lets you study new Euclid space telescope data to find galaxies bending the fabric of the universe.

The post Euclid Space Warps: Help spot galaxies bending spacetime! first appeared on EarthSky.

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Ancient lake on Mars? Rover finds strong new evidence

28 Apr 2026 at 11:23am

NASA's Curiosity rover has found yet more evidence for an ancient lake on Mars. Metallic minerals in preserved rock ripples provide the clues.

The post Ancient lake on Mars? Rover finds strong new evidence first appeared on EarthSky.

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Jan Oort birthday and discovery of the Oort Cloud

28 Apr 2026 at 9:40am

Dutch astronomer Jan Oort was born on April 28, 1900. He visualized a vast reservoir of icy comets on the fringes of our Solar System, which now bears his name.

The post Jan Oort birthday and discovery of the Oort Cloud first appeared on EarthSky.

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Interstellar comet 3I/ATLAS born in a cold environment

26 Apr 2026 at 11:46am

The chemistry of water in interstellar comet 3I/ATLAS indicates that its home star formed in colder conditions compared to that of our sun.

The post Interstellar comet 3I/ATLAS born in a cold environment first appeared on EarthSky.

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New organics on Mars raise questions about life

26 Apr 2026 at 11:15am

NASA's Curiosity rover has identified the most diverse collection of organics on Mars ever found. They include some organics never seen before.

The post New organics on Mars raise questions about life first appeared on EarthSky.

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See great pics of Comet R3 PanSTARRS from our community

25 Apr 2026 at 3:00pm

Comet R3 PanSTARRS is closest to Earth on April 26. See a cool image from a sun-watching spacecraft, and these fantastic community photos.

The post See great pics of Comet R3 PanSTARRS from our community first appeared on EarthSky.

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Milky Way’s ‘ultra-faint dwarf galaxies’ help probe early universe

24 Apr 2026 at 12:15am

Ultra-faint dwarf galaxies preserve clues to early-universe conditions, acting as cosmic fossils. Simulations show whether they formed stars or stayed dark.

The post Milky Way’s ‘ultra-faint dwarf galaxies’ help probe early universe first appeared on EarthSky.

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Waves on other planets vary widely, new MIT study suggests

23 Apr 2026 at 11:30am

A new study from MIT suggests that waves on other planets should vary greatly. Scientists are looking at the lakes and seas of Saturn's moon Titan for clues.

The post Waves on other planets vary widely, new MIT study suggests first appeared on EarthSky.

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How much water on exoplanets does life need?

23 Apr 2026 at 11:00am

Astronomers think water is essential to life as we know it. So how much water on exoplanets does life need? A new study suggests 20-50% of Earth's water.

The post How much water on exoplanets does life need? first appeared on EarthSky.

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Black hole Cygnus X-1 has fast, powerful dancing jets

22 Apr 2026 at 11:30am

The Cygnus X-1 black hole emits jets that are bent by stellar winds from a companion star. This has enabled astronomers to calculate the power of those jets.

The post Black hole Cygnus X-1 has fast, powerful dancing jets first appeared on EarthSky.

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Earth & Sky
Earth & Sky is an award-winning, 90-second science radio program that covers all areas of science including space, the environment, astronomy, Earth science, oceans and sustainability.