Heat maps of amino acid percent yields at 0 ºC relative to the starting HCN inventory with 1% and 30% survival factors of initial organic inventory. Columns correspond to varying

Earth isn’t the only planet to go through ice ages. A handful have hit our home planet in the last 2.5 billion years, with the most recent – which peaked

Photometric 2-minute cadence PDCSAP time series of TIC 4897275 (HD 85426) in TESS sectors 21 (top panel) and 48 (bottom panel) are shown in grey, with 30-minute binned data overlaid

Primary (circles, ≤ 2 mas) and reserve (triangles, 5 mas) candidate reference stars plotted in ecliptic coordinates in epoch J2027 and equinox 2027 with colors indicating rankings. The CVZs are

The 13.6 − 17.7 µm range of the GM Aur spectrum. The continuum-subtracted JWST-MIRI data (black, top panel) is overlaid with the total modeled emission (red, top panel) from molecules

A figure illustrating the sensitivity of a carbon rich stellar outflow with a MCMC sampler varying reaction rates of the entire network. — astro-ph.GA Since the first observations of interstellar