A new analysis of data from China's Zhurong rover supports the existence of an ancient ocean on Mars billions of years ago in the northern hemisphere. The post More evidence for ancient ocean on Mars from Chinese rover first appeared on EarthSky.

Sun news November 20, 2024. Solar flare activity drops back to low as two prominences duel near the southern solar pole. Will they erupt? The post Sun news November 20: Dueling southern prominences first appeared on EarthSky.

Just before sunrise and after sunset, you can spot Earth's shadow. Look west at sunrise and east at sunset. Learn more about Earth's shadow here. The post How to see Earth’s shadow at sunrise and sunset first appeared on EarthSky.

After 20 years of research, scientists have identified and named a new species of sea slug that lives in the deep ocean. They called it Bathydevius caudactylus. The post A mystery mollusk sea slug in the deep ocean first appeared on EarthSky.

Visible planets and night sky guide for November 2024. Tonight, look for the moon near Mars, the stars Castor and Pollux, and the Beehive star cluster. The post Visible planets and night sky guide for November first appeared on EarthSky.

The DoD just released its new annual report on UAP, often called UFOs. The Pentagon UAP report covers 757 new cases, with 21 of them unexplained so far. The post New Pentagon UAP report prompts Senate hearing today first appeared on EarthSky.

Red monsters were massive galaxies in the early universe. Astronomers aren't yet sure how these galaxies became so massive so soon after the Big Bang. The post Red monsters were massive galaxies in the early universe first appeared on EarthSky.

Camels are incredible animals that can live without water for weeks. But they also have many other unique adaptations for desert life. The post Camels are adapted to desert life: Lifeform of the week first appeared on EarthSky.

Mars is getting bright! And it has shifted into the evening sky. By the end of 2024, it'll become much more noticeable. It'll reach opposition in January 2025. The post Mars in November 2024: It’s time to start watching! first appeared on EarthSky.

Rocks atop Pikes Peak in Colorado provide evidence for the Snowball Earth theory, which says the entire globe was once covered in a sheet of ice. The post Snowball Earth missing link lies in rocks on Pikes Peak first appeared on EarthSky.