Image from the ALMA telescope in Chile – not an artist’s concept – of the young star HD 163296. The star is surrounded by a disk of gas and dust, where at least 3 giant planets are thought to be forming … duking it out with this system's future comets and asteroids. Read more.
A study of dust in the disk around the star HD 163296 suggests we're glimpsing a gravitational interaction between giant planets and much-smaller objects. Read more.
Watch 2 Russian cosmonauts perform a spacewalk outside the International Space Station on Wednesday. NASA’s live coverage begins at 15:15 UTC (11:15 a.m. EDT; translate UTC to your time). The spacewalk is expected to last about 6.5 hours. How to watch.
Looking for the moon? It's up in the early morning now, an old moon or waning crescent. You'll find it drawing closer each morning this week to bright Venus. Notice the moon's lighted crescent points to Venus. Which phase of the moon is best for stargazing? Sure, the moon is useful for pointing out planets, but most astronomers would tell you the best moon is no moon. Read more.
