MysteriesMars methane puzzleArtifactsGround-based infrared spectra of Mars, 2003 (IRTF CSHELL and Keck NIRSPEC)
High-resolution spectra across the planet's disc that showed methane lines in plumes over Terra Sabae, Nili Fossae and Syrtis Major. Zahnle and others later argued the lines could be telluric.
NASA/Trent Schindler, 2003. Public domain
Copies 2
DocumentMumma and colleagues · doi.org · 2009 · publisherPrimary source: Strong Release of Methane on Mars in Northern Summer 20032 steps from the original
MapNASA/Trent Schindler · commons.wikimedia.org · 2009-01-15 · Public domain (US government work)2 steps from the original
Where it was made
Mauna Kea Observatories, Hawaii (IRTF and Keck II) · Observatory
Sources 1
Cite it
Mysteries Department. (2026). Ground-based infrared spectra of Mars, 2003 (IRTF CSHELL and Keck NIRSPEC) [Artifact ART0D7EY9DW6Z79]. https://mysteriesdept.com/r/ART0D7EY9DW6Z79
@misc{mysteriesdept_art0d7ey9dw6z79,
title = {Ground-based infrared spectra of Mars, 2003 (IRTF CSHELL and Keck NIRSPEC)},
author = {{Mysteries Department}},
year = {2026},
note = {Artifact, catalog key ART0D7EY9DW6Z79},
url = {https://mysteriesdept.com/r/ART0D7EY9DW6Z79}
}