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1 day ago · Gerda Horneck (born 1939) is a German astrobiologist who has pioneered space-biology experiments since the beginning of the space age. She has investigated the effects of space-environment exposure on a broad range of samples of living biota. Horneck was PI for astrobiology experiments from Spacelab 1 to the ISS. IAU · 10133: 10134 Joycepenner ...
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10 hours ago · Asteroseismic studies, chromospheric activity, and stellar rotation (gyrochronology) are all consistent with the Alpha Centauri system being similar in age to, or slightly older than, the Sun. Asteroseismic analyses that incorporate tight observational constraints on the stellar parameters for the Alpha Centauri stars have yielded age estimates of 4.85 ± 0.5 Gyr, 5.0 ± 0.5 Gyr, 5.2 ± 1.9 ...
10 hours ago · Proxima Centauri is a small, low-mass star located 4.2465 light-years (1.3020 pc) away from the Sun in the southern constellation of Centaurus.Its Latin name means the 'nearest [star] of Centaurus'.
