Astronomers may have found a second Neptune-size exomoon hidden in the retired Kepler space telescope’s data. The post Needle in the Haystack: New Exomoon Candidate Found appeared first on Sky & Telescope.
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This Week’s Sky at a Glance, January 14 – 22
Jupiter stands alone at dusk. The Moon dances with Castor and Pollux while Iris creeps in the background. And you can’t keep Venus down for long; its tiny crescent reappears at dawn. The post This Week's Sky at a Glance, January 14 – 22 appeared first on Sky & Telescope.
Read MoreAstronomy in Pictures: Largest 3D Map of Our Universe and a Stellar Intruder
This week astronomers have announced the completion of the largest 3D map of galaxies across the cosmos, plus exquisite radio observations show what happens when a stellar intruder interrupts planet formation. The post Astronomy in Pictures: Largest 3D Map of Our Universe and a Stellar Intruder appeared first on Sky & Telescope.
Read MoreDo the Plumes from Saturn’s Icy Moon Reach Down to Its Ocean?
The plumes erupting from Saturn’s moon Enceladus may originate in slush in the moon’s icy crust rather than its deep, subsurface ocean. The post Do the Plumes from Saturn’s Icy Moon Reach Down to Its Ocean? appeared first on Sky & Telescope.
Read More1,000-light-year “Bubble” Is the Source of All Nearby Baby Stars
Supernovae that carved out the Local Bubble, a cavity around the Sun, have also triggered star formation at the bubble’s edges. The post 1,000-light-year "Bubble" Is the Source of All Nearby Baby Stars appeared first on Sky & Telescope.
Read MoreStellar Streams Are Revealing Their Secrets
A detailed study of 12 streams of stars swirling in and around the Milky Way will ultimately help shed light on our galaxy’s dark matter halo. The post Stellar Streams Are Revealing Their Secrets appeared first on Sky & Telescope.
Read MoreDwarf Galaxies Shed Light on Black Hole Origins
Astronomers are searching nearby dwarf galaxies for the ancient origins of supermassive black holes. The post Dwarf Galaxies Shed Light on Black Hole Origins appeared first on Sky & Telescope.
Read MoreThe Flames of Orion and a Supergiant Star’s End
Astronomers watch starbirth and stardeath, capturing a unique view of a stellar nursery and witnessing a supergiant’s supernova. The post The Flames of Orion and a Supergiant Star's End appeared first on Sky & Telescope.
Read MoreDeployment of the James Webb Space Telescope Is Complete
The James Webb Space Telescope has unfolded its primary mirror, marking the end of the deployment phase for the observatory. The post Deployment of the James Webb Space Telescope Is Complete appeared first on Sky & Telescope.
Read MoreThis Week’s Sky at a Glance, January 7 – 15
Mercury draws close to Saturn low in twilight, then turns shy and runs away. Jupiter watches from above. The Moon, careless of such goings-on, waxes through first quarter to show off for your telescope. The post This Week's Sky at a Glance, January 7 – 15 appeared first on Sky & Telescope.
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