Super-earth skimming habitable zone of red dwarf

An exoplanet has been discovered by Subaru Telescope. The planet, Ross 508b, is a super-Earth and is located near the habitable zone. Such a planet may be able to retain water on its surface

How a Russian Space Mirror Briefly Lit Up the Night - In 1993, the 65-foot-diameter satellite, called Znamya, briefly lit the Earth like a giant orbiting night light

Tonga's eruption injected so much water into Earth’s atmosphere that it could weaken the ozone layer