The butterfly shape is created by the stellar ballet of the two sun-like stars at the end of their lives.
A delicate sunshield unfolded on a test unit of NASA's James Webb Space Telescope.
Even a mild shock wave in the solar wind can suddenly amp up the equatorial electrojet and create localized magnetic storms.
An astrophotographer spotted a beautifully-formed solar prominence that looks like a giant version of the famous Parisian landmark.
The great cosmologist Bruce Springsteen once sang "everything dies, baby, that's a fact," but does that assertion include the little universe we call home? Julian takes us through the current theories on what will happen to our space and time.
As Comet 67P/Churyumov-Gerasimenko approaches perihelion, the sun is heating up its nucleus and the solar wind is causing its tail to evolve. And the Rosetta mission has a ringside seat.
Not only has NASA’s New Horizons mission confirmed that Pluto has an extended atmosphere, after its historic flyby on July 14, the spacecraft observed a “cavity” in the solar wind, revealing a long plasma tail reminiscent of a comet’s ion tail.
Pluto may be, on average, 40 times further away from the sun than Earth, but that doesn't mean it doesn't experience the sun's outbursts.
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