The Imaging X-ray Polarimetry Explorer will shed new light on energetic and enigmatic sources such as magnetars, supernovae, and black holes. The post NASA Launches New X-ray Explorer appeared first on Sky & Telescope.
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Did We Find a Planet in Another Galaxy?
Astronomers using an innovative method have detected the signal of what could be an extragalactic exoplanet. But confirming its existence will be difficult. The post Did We Find a Planet in Another Galaxy? appeared first on Sky & Telescope.
Read MoreWhat — and Where — Is the North Polar Spur?
Astronomers make the case that a gigantic ridge of gas sticking out of the galactic plane was blown out by a cluster of nearby supernovae. The post What — and Where — Is the North Polar Spur? appeared first on Sky & Telescope.
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