- A
biosignature (sometimes
called chemical fossil or
molecular fossil) is any substance – such as an element, isotope, molecule, or phenomenon – that provides...
-
environments in the
Solar System and beyond, the
search for
planetary biosignatures of past or
present extraterrestrial life, and the
study of the origin...
-
understanding selection processes, evolution, and the
identification of
biosignatures in astrobiology. However, the
usefulness of the
approach has been disputed...
- Zhuchang; Hu, Renyu; Bains,
William (11
October 2019). "Phosphine as a
Biosignature Gas in
Exoplanet Atmospheres". Astrobiology. 20 (2) (published February...
-
discovered on Mars in June 2024 has been
designated by NASA as a "potential
biosignature" and was core
sampled by the ****verance
rover for
possible return to...
- for
extraterrestrial life
oxygen is a
strong biosignature. That said it
might not be a
definite biosignature,
being possibly produced abiotically on celestial...
-
telescopic investigations and deplo**** probes,
searching for water,
chemical biosignatures in the soil and
rocks at the planet's surface, and
biomarker gases in...
-
Groombridge 1618, and HD 156026 may be
particularly good
targets for ****ure
biosignature searches,' said Arney.
Wikimedia Commons has
media related to 61 Cygni...
-
possible 2450 Ma red alga from the Kola Peninsula, 1650 Ma
carbonaceous biosignatures in
north China, the 1600 Ma Rafatazmia, and a
possible 1047 Ma Bangiomorpha...
-
horizontality Provenance Sedimentary record Sedimentology Stratigraphy Rock
cycle calcium silica carbonate-silicate
Paleolimnology Biosignature Category v t e...
