1+ week, 2+ day ago  (915+ words) There've been a total of six robot rovers creeping across the surface of the world next door, Mars. Only two " Curiosity and Perseverance " are active today. But, in 2028, the Rosalind Franklin rover will join them. It'll ride to Mars on…...

1+ mon, 1+ week ago  (314+ words) The Mars Perseverance rover has been exploring the red planet since its arrival in 2021. And on May 12, 2026, NASA released the 6th-ever selfie from Perseverance. In the image, it's sitting atop a rocky outcrop nicknamed Arethusa. The sandy hills that mark…...

1+ mon, 3+ week ago  (541+ words) Scientists have long thought that there was once a lake, or series of lakes, in Gale crater, where the Curiosity rover has been exploring since 2012. Now, Curiosity has found even more evidence for that ancient lake. Intriguingly, on Earth, deposits…...

2+ mon, 4+ week ago  (554+ words) Moon base and Mars! This image is an artist's concept of a proposed NASA moon base, illustrating a future lunar outpost. Image via NASA. Used with permission. NASA released this statement on the morning of March 24, 2026. Edits by Earth Sky....

3+ mon, 6+ day ago  (402+ words) The starshade would block the light coming from the star, allowing astronomers to use the telescope on the ground with the needed angular resolution and sensitivity to directly detect Earth-sized exoplanets. Laurence Tognetti wrote about the new starshade concept for…...

4+ mon, 1+ week ago  (469+ words) Earth Sky's 2026 lunar calendar shows every day's moon phase. Get yours today! The theory of general relativity basically says the observed gravitational effect between masses " such as a pair of binary stars " results from their warping of spacetime. It interprets…...

4+ mon, 3+ week ago  (851+ words) Earth Sky's 2026 lunar calendar is available now. Get yours today! Makes a great gift. If the discovery is confirmed, and the size estimate proves correct, we'll have found an exomoon far larger and more massive than Jupiter's moon Ganymede, the…...

11+ mon, 2+ week ago  (693+ words) By Toshi Hirabayashi, Georgia Institute of Technology I was preparing for my early morning class back in January 2025 when I received a notice regarding an asteroid called 2024 YR4. It said the probability it could hit Earth was unusually high. As defending…...