Although never actually observed, it has long been assumed that as our Solar System careers through the Universe, the heliosphere, or solar bubble, has a tail trailing behind it like a comet's. For ...

The results are in from the first all-sky map created by NASA's new Interstellar Boundary Explorer (IBEX) spacecraft, which launched in October 2008. While orbiting Earth, IBEX monitors incoming ...

Add Yahoo as a preferred source to see more of our stories on Google. Artist's conception of the Interstellar Boundary Explorer (IBEX) spacecraft next to Earth on the right and the boundary of the ...

Data from NASA’s Interstellar Boundary Explorer (IBEX) spacecraft reveal that neutral interstellar atoms are flowing into the solar system from a different direction than previously observed.

GREENBELT, Md. — The first NASA spacecraft to image and map the dynamic interactions taking place where the hot solar wind slams into the cold expanse of space is ready for launch Oct. 19. The ...

A “bright narrow ribbon snaking its way through the sky” is just one of the puzzling features of the first all-sky maps of the edge of the solar system made by NASA’s Interstellar Boundary Explorer ...

The first all-sky maps developed by NASA's Interstellar Boundary Explorer (IBEX) spacecraft, the first mission to examine the global interactions occurring at the edge of the solar system, reveal ...

Data from NASA’s Interstellar Boundary Explorer (IBEX) spacecraft reveal that neutral interstellar atoms are flowing into the solar system from a different direction than previously observed.