Astrobiology105- Page

Chain of the symbiotic diatom with its N2 fixing cyanobacterial symbiont. In the brightfield (top) the symbiont is inconspicuous inside the host, whereas with epi-fluorescence (bottom) the filaments of the

Efficiency factors of crystalline ice grains with carbon inclusions for grain radii of 1 (red), 2 (blue), 5 (green), and 10 µm (brown). The inclusion fraction is set as 0.1.

D/H ratio in Solar System objects. Comets exhibit large variations between 1 and 3 times Vienna Standard Mean Ocean Water (VSMOW). The red diamond and arrow mark the revised value

The abstract in PubMed or at the publisher’s site is linked when available and will open in a new window. McGregor HR, Hupfeld KE, Pasternak O, Beltran NE, De Dios

Uranus Flagship Workshop — astro-ph.IM This white paper is a summary of the Uranus Flagship Workshop that took place 21 to 23 May 2024 at NASA’s Goddard Space Flight Center.

ID: ESP_066552_1215, date: 7 October 2020,altitude: 247 km,NASA/JPL-Caltech/University of Arizonalarger image This HiRISE image shows a deposit draping the surface like a blanket. The deposit is eroding away, and near

The explosion left behind an interstellar gas-and-dust cloud rich in silicon (gray), sulfur (yellow) and argon (purple). Credit: Keck Observatory/Adam Makarenko Massive stars have a layered structure, similar to an

GC content, total number and their frequencies of PQS in H. volcanii genome. (A) Schematic presentation of a G-quartet (left) and a G-quadruplex (right). (B) Total PQS counts, percentage of

Growth tracks of a single planet injected at r = 3 AU and t = 104 yr. In the irradiated case (left), this results in the formation of a super-Earth

Altitude integrated joule heating for scale factors 1, 5, and 10. Gradient uses the same maximum value for visible demonstration of the changes between the images — astro-ph.EP Identifying Earth-like