Related topics: nasa · stars · solar wind · spacecraft · solar system

LHCb reveals secret of antimatter creation in cosmic collisions

At the Quark Matter conference today and at the recent Rencontres de Moriond conference, the LHCb collaboration presented an analysis of particle collisions at the Large Hadron Collider (LHC) that may help determine whether ...

Tiny star unleashes gargantuan beam of matter, anti-matter

Astronomers have imaged a beam of matter and antimatter that is 40 trillion miles long with NASA's Chandra X-ray Observatory. The record-breaking beam is powered by a pulsar, a rapidly rotating collapsed star with a strong ...

Views of comet Leonard from two sun-watching spacecraft

When Comet Leonard, a mass of space dust, rock and ice about a half-mile (1 kilometer) wide, makes its closest pass of the Sun on Jan. 3, 2022, it will be a journey 40,000 years in the making. Ahead of its close pass, two ...

Science fiction revisited: Ramjet propulsion

In science fiction stories about contact with extraterrestrial civilisations, there is a problem: What kind of propulsion system could make it possible to bridge the enormous distances between the stars? It cannot be done ...

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