Mount Etna erupts

Italy’s Mount Etna, one of the world’s most active volcanoes, has erupted twice in less than 48 hours, spewing a fountain of lava and ash into the sky. Source: https://earthsky.org/todays-image/mount-etna-erupts-feb2021…

Dramatic images of erupting Kilauea volcano in Hawaii

Overnight on Sunday, USGS reported lava fountains that shot nearly 165 feet into the sky from a fissure on the eastern side of Kilauea volcano in Hawaii. Lava has replaced the water that was in the basin of the crater, and a new lava lake was formed. Source: https://earthsky.org/earth/dramatic-images-kilauea-volcano-hawaii-eruption-dec-2020…

What are coronal mass ejections?

Coronal mass ejections – CMEs for short – are powerful eruptions near the surface of the sun that can ripple through our solar system and can interrupt satellites and power grids on Earth. Source: https://earthsky.org/space/what-are-coronal-mass-ejections…

Are There Active Volcanoes on Mars?

Mars is a dead planet — “Or is it?” asks the New York Times:
Previous research has hinted at volcanic eruptions on Mars 2.5 million years ago. But a new paper suggests an eruption occurred as recently as 53,000 years ago in a region called Cerberus Fossae, which would be the youngest known volcanic eruption on Mars. That drives home the prospect…

Does Jupiter’s moon Europa have geysers? If so, what’s their source?

If watery plumes do burst from Europa’s surface, they might originate not in the moon’s underground ocean, but instead in pockets of brine trapped in the moon’s crust. If that’s so, it could be a source of frustration for those who want to probe Europa’s ocean for possible life. Source: https://earthsky.org/space/jupiter-moon-europa-plumes-salty-water-in-crust…