fromArs Technica16 hours agoMisunderstood "photophoresis" effect could loft metal sheets to exospherePhotophoresis can loft thin sheets of metal into the upper atmosphere, allowing for probes in regions too high for balloons and too low for satellites.Science
OMG sciencefromArs Technica2 months agoWe now have a good idea about the makeup of Uranus' atmosphereUranus' atmosphere composition and dynamics have been better understood thanks to new research from Hubble observations over the last 20 years.