https://www.space.com/18644-mercury-atmosphere.html

Oct 18, 2016 ... Of all the planets in the solar system, Mercury has the thinnest atmosphere, thinner than even Mars. Several components are constantly ...

https://www.windows2universe.org/mercury/Atmosphere/atmosphere.html

Aug 11, 2010 ... Mercury's thin atmosphere contains hydrogen, helium, and oxygen. It also has smaller amounts of sodium, potassium, calcium, and magnesium ...

https://www.universetoday.com/22088/atmosphere-of-mercury/

Mar 12, 2012 ... Mercury's original atmosphere dissipated shortly after the planet formed 4.6 billion years ago with the rest ... Mercury atmospheric composition:.

https://en.wikipedia.org/wiki/Atmosphere_of_Mercury

Mercury's exospheric hydrogen and helium are believed to come from the Solar wind, while the oxygen is likely to be of crustal ...

https://solarsystem.nasa.gov/planets/mercury/in-depth/

Instead of an atmosphere, Mercury possesses a thin exosphere made up of atoms blasted off the surface by the solar wind and ...

https://sciencing.com/chemicals-make-up-mercurys-atmosphere-8800.html

Apr 25, 2017 ... Among other discoveries, the 2008 Messenger spacecraft mission has revealed new information on the chemicals that make up Mercury's ...

https://www.britannica.com/place/Mercury-planet/The-atmosphere

Mercury - The atmosphere: A planet as small and as hot as Mercury has no ... an event could dramatically alter the atomic composition of surface constituents.

https://education.seattlepi.com/mercury-thin-thick-atmosphere-5421.html

Mercury is the closest planet in the solar system to the sun, and since Pluto is no ... orbit, scientists now know more about the thin atmosphere's composition.

https://cseligman.com/text/planets/mercatmos.htm

Mercury doesn't have any atmosphere in the normal sense of the word, because what little gas it has is trillions of times thinner than the air at the surface of the ...

http://adsabs.harvard.edu/full/1966SSRv....5..565R

It is the purpose of this paper to review the available information on the temperature, composition, and surface pressure of Mercury's atmosphere, and to discuss ...