New Horizons Fine-Tunes Its Course for MU69

A little goes a long way—especially when you’re traveling 51,000 mph! On Feb. 1, 2017 NASA’s New Horizons spacecraft performed a 44-second thruster burn that adjusted its course by just under 1 mph toward its next target, the Kuiper Belt object 2014 MU69. “One mile per hour may not sound like much,” said mission Principal…

Surprise! Pluto May have Clouds

We could be calling it Cloudgate—”leaked” information from internal emails identifying structures in Pluto’s already hazy atmosphere that could very well be clouds, based on a March 4 article in New Scientist. The image above shows sections of a New Horizons image attached to an email sent by SwRI scientist John Spencer, in which he noted particularly…

Hear the Call of Cthulhu with New Pics of Pluto

If you’ve been waiting and dreaming for more high-resolution images of Pluto, the stars are now right: there’s a new mosaic from New Horizons out that snakes across the dwarf planet’s rugged (and notably non-Euclidean) surface, displaying many types of fascinating terrain: craters, pits, jumbled ice mounds, and the edges of a large dark region dubbed “Cthulhu” after…