NASA’s Perseverance looks down at a rocky outcrop nicknamed “Arethusa” and then appears to look into the camera in this animated selfie, which is composed of 61 images taken March

Schematic summary of the surface temperature response to increasing pN2 on the pCO2 –pN2 plane, comparing Goldblatt et al. (2009, G+09), Wordsworth & Pierrehumbert (2013, WP13), and this work. For

Comparison of (left) absolute and (right) normalized mineral and artificial reflectance spectra with the photosynthetic red edge. Spectra on the right were vectornormalized here to facilitate visualization of spectral features

Velocity-integrated intensity maps and spatial averaged spectra of C4H 9–8, c-C3H2 2–1, H13CO+ 1–0, and H42α. The source names are presented in the maps and spectra. The grey scale colour

Murchison Widefield Array (MWA) The search for extraterrestrial intelligence (SETI) has traditionally focused on the detection of narrowband electromagnetic beacons. However, terrestrial technology is increasingly evolving toward distributed, low-power, wideband

Discrete mesh for the 3-D model with a heterogeneous ice shell thickness. The ice shell surface and base are constrained by models depicted in Figure 1 and described in Table