Sunday , June 24 2018
enfr

Pluto is not a planet – it’s a billion comets squished together

The left lobe of Sputnik Planitia, Pluto's heart-shaped ice plain

The left lobe of Sputnik Planitia, Pluto’s heart-shaped ice plain

NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

Pluto might be made of a billion comets squashed together. Its chemical makeup hints that this might be its origin story, and that it may even have once had a liquid ocean.

Pluto is chock full of nitrogen. Currently, it is found in gas form in Pluto’s tenuous atmosphere, and in solid form in giant glacier made of nitrogen-rich ice, called Sputnik Planitia, which is found in the left lobe of Pluto’s heart-shaped plain.

“I would imagine …

–Credit: New Scientist – Home

Subscribe Now

Check Also

Herpes viruses in the brain linked to Alzheimer’s disease

The herpes virus HHV-6 has been found in the brain of people with Alzheimer’s disease. …