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If you’ve never spotted an asteroid, now would be a good time to try. Vesta’s 2017 opposition is around now. Guy Ottewell provides charts and explains more.
No matter where you are on Earth on December, January and February evenings, you’re looking toward bright stars in our local spiral arm.
A new agreement between the European Southern Observatory and Breakthrough Initiatives will let ESO’s Very Large Telescope seek planets in the star system next door.
ISS astronauts will work on a complex upgrade to the station’s power system during the January 13, 2017 spacewalk. Spacewalk begins around 7 a.m. EST (1200 UTC) and is expected to last about 6 hours.
All you need to know about 2017’s major meteor showers! How and when to watch, and more.
By at least 1 definition, the year 2017 has 4 supermoons. Three are new moons and not visible in our sky. The only full moon supermoon of 2017 will come in December.
The Hubble Space Telescope is gazing along the future trajectories of the 2 Voyager spacecraft – launched in 1977 – now heading into uncharted interstellar space.
A powerful telescope orbiting Mars gives us a new view of Earth and its moon, showing continent-size detail on Earth and the relative size of the moon.
NASA’s new Lucy mission will tour 6 Trojan asteroids in Jupiter’s orbit. The other mission will go to 16 Psyche, a metal asteroid.
A new ultra-deep X-ray image from Chandra X-ray Observatory has given astronomers their best look yet at the growth of black holes over billions of years, starting soon after the Big Bang.
Somber Betelgeuse in Orion’s shoulder
Venus green flash