Related topics: galaxies · nasa · stars · black holes · star formation

The star that survived a supernova

A supernova is the catastrophic explosion of a star. Thermonuclear supernovae, in particular, signal the complete destruction of a white dwarf star, leaving nothing behind. At least that's what models and observations suggested.

NASA's Webb to uncover riches of the early universe

For decades, telescopes have helped us capture light from galaxies that formed as far back as 400 million years after the big bang—incredibly early in the context of the universe's 13.8-billion-year history. But what were ...

Scientists map sulfur residue on Jupiter's icy moon Europa

A Southwest Research Institute-led team used the Hubble Space Telescope to observe Jupiter's moon, Europa, at ultraviolet wavelengths, filling in a "gap" in the various wavelengths used to observe this icy water world. The ...

Near-sun comet roasted to death

Astronomers using a fleet of world leading telescopes on the ground and in space have captured images of a periodic rocky near-sun comet breaking apart. This is the first time such a comet has been caught in the act of disintegrating ...

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