New Study: Pluto's Atmosphere: Hazy with Signs of Thinning

In this latest study published in the Planetary Science Journal, researchers measure a thinning of Pluto's atmosphere as it recedes from the Sun. Whether the atmosphere completely freezes out as Pluto approaches its aphelion (furthest point from the Sun) in 2114 remains unknown.

Alan Stern on the Colin McEnroe Show: What's Done Is Done...Or Is It?

Just days after the 11th anniversary of New Horizons' 2015 Pluto flyby, mission Principal Investigator Alan Stern was interviewed on NPR's Colin McEnroe show on the subject of "making the case for undoing." Stern is the third of three people interviewed--the other two addressed different topics. You can listen to Stern's interview at https://www.ctpublic.org/show/the-colin-mcenroe-show/2026-07-20/whats-done-is-done-or-is-it-we-make-the-case-for-undoing starting at 37:07.

"Go undo something that's wrong!" McEnroe directs his listeners. You can do that by joining the Pluto resistance and spreading the word: Pluto--and all dwarf planets--are planets!