Mars in Global warming.

Pluto in Global warming.

Global Warming on Pluto Puzzles Scientists
By Robert Roy Britt
Senior Science Writer
posted: 01:25 pm ET
09 October 2002

In what is largely a reversal of an August announcement, astronomers today said Pluto is undergoing global warming in its thin atmosphere even as it moves farther from the Sun on its long, odd-shaped orbit.

Pluto's atmospheric pressure has tripled over the past 14 years, indicating a stark temperature rise, the researchers said. The change is likely a seasonal event, much as seasons on Earth change as the hemispheres alter their inclination to the Sun during the planet's annual orbit....