Doing so could tell scientists more about the heliosphere’s shape and its interaction with the local interstellar medium, the space environment beyond the heliosphere. In 1977, NASA launched the ...

Scheduled to launch on Feb. 27, NASA's PUNCH mission could revolutionize space weather forecasts, unify the solar corona and ...

Helium can help scientists detect the speed and direction at which we’re moving through space. Deuterium, which is left over ...

Heliosphere: The region of space influenced by the solar wind, which extends well beyond the orbit of Pluto. Edgeworth-Kuiper Belt: A region of the solar system beyond Neptune, populated with many ...