NASA describes SPHEREx observations of brown-dwarf atmospheres
An October 8 NASA report describes analysis of 37 nearby brown dwarfs using the SPHEREx infrared telescope.
What the record says
Researchers identified atmospheric signatures of water, carbon dioxide, carbon monoxide and methane. NASA says the observations span a broad temperature range and can help researchers assess models of these objects.
Source details and supporting locations.
Practical next step
Read NASA’s full account for the mission details and evidence.
Limits and what is not established
These findings concern brown-dwarf atmospheres; they are not evidence of inhabited planets.
Sources checked October 13, 2026. Later notices may change instructions or arrangements.