Observations by NASA’s New Horizons spacecraft, combined with new modeling of long-term trends, suggest that Pluto’s atmosphere is far more dynamic than anyone imagined.
Astronomers studying the infrared glow that pervades the universe have pinned down its source: dusty, faint, and faraway galaxies.
By tracking deviations in spacecraft orbits, planetary scientists have created a high-resolution map of the Red Planet’s gravitational pull.
It may be spring, but the Winter Hexagon is still in view after dark. Before dawn on Tuesday morning, look south to see the waning Moon, Saturn, Mars, and Antares forming an uneven quadrangle
Splintered comet duo 252P/LINEAR and P/2016 BA14 liven up both dusk and dawn this week. Naked-eye 252P finally debuts in northern skies, while BA14 makes a beeline through the Big Dipper.
Tour March’s Sky: Jupiter Ascending
After months of excitement in the predawn sky, the action is shifting to the evening. This month’s astronomy podcast features Jupiter rising early and the stars of Orion anchoring an array of celestial sights.
Join Sky & Telescope on a tour of Iceland! Explore the island’s unique culture and geology by day, then venture on Northern Lights expeditions by night.