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NASA watched the ice in this Mars crater dance over a dozen years – CNET

NASA watched the ice in this Mars crater dance over a dozen years – CNET

NASA’s MRO tracked this crater, which has been through some changes between 2008 and 2019. NASA/JPL/University of Arizona You might think Mars is a pretty static place since it’s lacking the oceans and atmospheric drama we have on Earth. But the dry Red Planet is surprisingly dynamic, as a new NASA GIF of a north-pole…

SpaceX is already launching more Starlink satellites: How to watch – CNET

SpaceX is already launching more Starlink satellites: How to watch – CNET

The fairing shielding 60 Starlink satellites awaits launch. SpaceX SpaceX and Elon Musk have a vision to blanket the Earth with its Starlink broadband service by launching tens of thousands of small satellites into a low orbit, and they’re wasting little time getting started. The company is set to launch another 60 of the space routers…

CFCs responsible for half of Arctic sea-ice loss – Chemistry World

CFCs responsible for half of Arctic sea-ice loss – Chemistry World

Halogenated compounds played a major role in global warming and Arctic sea ice loss in the late-20th century, a new study has found. Organic halogen compounds are known to have depleted atmospheric ozone concentrations, famously contributing to the ozone hole over the Antarctic. But until now, few studies have examined their other effects on climate,…