Voyager 1 and 2 traveled billions of miles to reach the heliopause, showing how the Sun's magnetic influence marks the boundary of our solar system.
See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. New research may shine a light on part of outer space's great mysteries ...
Voyager 1, launched in 1977, has traveled farther than any spacecraft in human history. After more than four decades of silent endurance through space, it now sails beyond the orbit of the outer ...
What to the solar wind at the boundary between the solar system and the interstellar medium? This is what a recent study published in The Astrophysical Journal hopes to address as an international ...
Introduction]A cold, icy planet 4.5 billion kilometers from the Sun, where even light barely reaches—that is Neptune, the ...
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WASHINGTON, May 30 (Reuters) - Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting ...
Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the discovery of Pluto in the 1930s. Labeled as planet X, prominent astronomers ...
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