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supernova remnants

n. (supernova remnant English)

Usage examples of "supernova remnants".

The cloud included supernova remnants, the materials that became the cores of planets and the elements of our bodies.

Shock-wave passage from a supernova initiated starbirth about nine billion years ago, and the supernova remnants seeded heavy elements along these gradients….

Shock-wave passage from a supernova initiated starbirth about nine billion years ago, and the supernova remnants seeded heavy elements along these gradients&hellip.

Call it two billion years to spread supernova remnants throughout the galaxies.

A lively, turbulent region of active star formation, it encompassed numerous lesser supernova remnants, stellar nurseries, HII regions, OB-star associations, cometary globules, the whole celestial bestiary.

At last count, just over a thousand of the ten thousand sets of coordinates have been matched with known objects, including twenty-three supernova remnants, roughly five hundred novas, and an equal number of particularly violent flare stars.