Watch Mars disappear behind the moon on February 18

Given clear skies, all of the U.S. (except Alaska and Hawaii) can watch the red planet Mars disappear behind the moon – or reappear, or both – on the morning of February 18, 2020. Source: https://earthsky.org/astronomy-essentials/lunar-occultation-of-mars-february-18…

Himalayan glacier shows evidence of start of Industrial Revolution

Human beings altered one of the highest peaks in the Himalayas hundreds of years before a person ever set foot there, new research has found. Source: https://earthsky.org/earth/himalayan-glacier-evidence-start-industrial-revolution…

Ötzi the Iceman’s final days

Scientists have identified ancient mosses in, on and around the 5,300-year-old glacier mummy that add to the story of the final 48 hours before his murder. Source: https://earthsky.org/earth/otzi-the-iceman-mummy-ancient-mosses…

What is Earth’s shadow, and when can you see it?

Like all worlds orbiting suns, our planet Earth casts a shadow. Here are some times to look for it. Source: https://earthsky.org/space/when-can-you-see-earths-shadow…

NASA’s Curiosity Rover Recovers From Glitch on Mars

NASA’s Mars rover Curiosity “lost its orientation…partway through its last set of activities,” reported a planetary geologist on the rover’s team Monday. Curiosity had lost track of its position in space and the position of its various parts like its robotic arm. “Thus, Curiosity stopped moving, freezing in place until its knowledge of its orientation can be recovered. Curiosity kept sending…

NESSI emerges as new tool for exoplanet atmospheres

The darkness surrounding the Hale Telescope breaks with a sliver of blue sky as the dome begins to open, screeching with metallic, sci-fi-like sounds atop San Diego County’s Palomar Mountain. The historic observatory smells of the oil pumped in to support the bearings that make this giant telescope float ever so slightly as it moves to track the stars. Source: https://phys.org/news/2020-01-nessi-emerges-tool-exoplanet-atmospheres.html…