Using a NASA Tricorder to scan for life signs aka biosignatures – Astrobiology.com and Grok The “NASA definition” enjoys broad popularity among scientists, particularly in the astrobiology community: life is

Stability analysis of the TOI-5788 planetary system. For fixed initial conditions (Table 4), the parameter space of the system is explored by varying the orbital period and the eccentricity of

polycyclic aromatic hydrocarbon (PAH) 1H-cyclopentindene (c-C11H8) — astro-ph.GA We report the detection of the polycyclic aromatic hydrocarbon (PAH) 1H-cyclopentindene (c-C11H8) in TMC-1 with the QUI- JOTE line survey. We detected

Lifetimes of three-, four-, and five-planet systems with SL09 initial longitudes and orbital separations at a resolution of 10−6 mutual Hill radii are superimposed in the region corresponding to a

Air showers ensuing from very-high-energy cosmic rays can enter Earth’s atmosphere from multiple directions. Credit: Simon Swordy/NASA The exploration of cosmic rays, which are high-energy particles originate from space and

HD 137010 b in context. We plot known transiting planets smaller than 1.6 R⊕ orbiting 0.4 − 1.2 M⊙ stars with grey points in semi-major axis (left) and incident flux

Jupiter’s moon Europa was captured by the JunoCam instrument aboard NASA’s Juno spacecraft during the mission’s close flyby on Sept. 29, 2022. The images show the fractures, ridges, and bands