Earth
Sea robins use their legs to taste the seafloor
Northern sea robins have 3 leg-like fin extensions, in front of each pectoral fin, with sensory organs that can taste the seafloor to detect buried prey.
Sun
Sun news October 3: Auroras! Friday night lights!?
Sun news update for October 3, 2024. A CME from the X7.1 flare is expected to bring auroras our way tomorrow with a possibility of today or Saturday.
Astronomy Essentials

Flashing star in autumn? Here are 3 candidates

Some October night, check out 3 of the flashiest stars in the night sky ... at least at this time of year. And here's why you see these as a flashing star.
Tonight

Visible planets and night sky guide for October

Visible planets and night sky guide for October 2024. Mars will rise before midnight and will be obvious before dawn. Replay of yesterday's eclipse here.
Earth

GOES-19 first light images show stunning view of Earth

The GOES-19 satellite achieved 1st light and now is in beta mode. This Earth-observing satellite is already sending back stunning views of our home planet.
Astronomy Essentials

Annular solar eclipse today! See a ring of fire

Today, an annular solar eclipse will cross over parts of South America, the Pacific Ocean, the Atlantic Ocean, and Antarctica. Watch a livestream here.
Space

A striped ‘zebra rock’ on Mars and a new Mars face

NASA's Perseverance rover has found an unusual striped 'zebra rock' on Mars unlike any rocks seen before. How did it form and how did it get there?
Space

Barnard’s Star has 1 planet, maybe more, at last!

Astronomers have confirmed a small exoplanet orbiting Barnard's star, the closest single star to our sun. There are hints of at least 3 more planets as well.
Space

Remember when DART struck an asteroid? HERA is the follow-up

The Hera mission is scheduled to launch on October 7, 2024. Hera will explore Dimorphos, which the DART mission hit as a test of planetary defense in 2022.
Space

Are the Andromeda and Milky Way galaxies already merging?

Researchers studying the fastest stars in the Milky Way galaxy believe some of them may come from the nearby Andromeda galaxy.

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