NASA’s Chandra X-ray Observatory contributes to the understanding of planetary nebulas by studying the hottest and most energetic processes still at work in these beautiful objects. X-ray data from ...

Three recent news stories have come out, all dealing with exoplanets—alien worlds—that have something in common with Jupiter. Part 1 was on a solitary starless exoplanet, Part 2 was about a double of ...

One day, the sun could look like Jupiter's Ghost, a dying star's planetary nebula ESA/XMM-Newton & Y.-H. Chu/R.A. Gruendl/M.A. Guerrero/N. Ruiz (X-ray); NASA/ESA Hubble Space Telescope & A. Hajian/B.

I vividly recall the first time I observed the grand globular cluster Omega Centauri (NGC 5139), which was glowing low in the southern sky. The staggering number of resolved stars within the cluster ...

This artist's concept illustrates a young, red dwarf star surrounded by three planets. Such stars are dimmer and smaller than yellow stars like our sun, which makes them ideal targets for astronomers ...

NASA has released three Spitzer telescope images for Halloween, showing dead things in space. From left to right: the Exposed Cranium Nebula—I see the brains—the Ghost of Jupiter Nebula—I see the ...

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