University of Maryland astronomers Silvia Protopapa and Douglas Hamilton are among the authors of the first published paper from the New Horizons flyby, which appears in the Oct. 16, 2015, issue of ...

Pluto might be small and distant, but it keeps surprising scientists. After the New Horizons spacecraft zipped past it in 2015, we got our first real look at its icy landscape and unexpectedly active ...

Brad E Tucker does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Pluto’s atmosphere, though tenuous compared to those of the terrestrial planets, exhibits a fascinating complexity driven by extreme temperatures and dynamic surface interactions. Predominantly ...

The mystery of how Pluto got a giant heart-shaped feature on its surface has finally been solved by an international team of astrophysicists led by the University of Bern and members of the National ...

Pluto's haze layer shows its blue color in this picture taken by New Horizons. The high-altitude haze is thought to be similar in nature to what we see at Saturn's moon Titan. The source of both hazes ...

View of Pluto taken by NASA's New Horizons space probe on July 14, 2015. (NASA/Johns Hopkins/SRI via SWNS) By Dean Murray via SWNS Scientists have worked out the mystery of why Pluto has a heart.