A NASA mission is underway to map the heliosphere, which is a huge protective bubble around the solar system that was created by the sun.

NASA spent roughly a billion dollars to send a car‑sized robot into the Sun’s atmosphere, and to get there it had to ...

NASA’s IMAP spacecraft studies charged particles, energetic neutral atoms, and magnetic fields at the heliosphere’s boundaries, providing real-time space weather data for Earth and spacecraft.

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

The Sun has never looked quite like this. With a quartet of small satellites flying in formation, NASA’s PUNCH mission is stitching together a seamless, cinematic view of solar eruptions as they leave ...

CAPE CANAVERAL, Fla. -- Sixty years after NASA set the goal, and three years after its Parker Solar Probe launched, the spacecraft has become the first to "touch the sun." The Parker Solar Probe has ...

For thirty years, SOHO has watched the Sun from a stable perch in space, revealing the inner workings of our star and surviving crises that nearly ended the mission. Its long-term observations ...

When the six tiny spacecraft of NASA's SunRISE (Sun Radio Interferometer Space Experiment) mission settle into their orbits high above Earth after launching later this year, they'll function as one ...