Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a ...

For two days in the December the solar wind suddenly stop on Mars and its atmosphere on the sun-facing side swelled "by ...

NASA’s ESCAPADE mission studies how solar wind removed Mars’ atmosphere, using twin spacecraft to measure atmospheric escape, magnetosphere changes, and space weather impacts.

NASA's Van Allen Probe A is expected to reenter Earth's atmosphere almost 14 years after launch. From 2012 to 2019, the spacecraft and its twin, Van Allen Probe B, flew through the Van Allen belts, ...

NASA’s ESCAPADE mission will launch twin satellites to orbit Mars and study how solar wind interacts with the planet’s magnetic field and atmosphere.

When a comet from another star system drifts through the solar system, astronomers do not just see an icy traveler. They see a rare chance to test whether familiar space physics still holds up when ...

NASA's IMAP mission, launching in late September from KSC, will study solar wind and its impact on Earth. IMAP will travel to Lagrange Point 1, a million miles from Earth, to collect data and provide ...

Mars is not what it used to be. Once warm, watery, and blanketed by a thick atmosphere, today the Red Planet is cold, dry, and draped by a thin atmospheric veil. The main culprit is a relentless ...