Schematic depiction of a bow shock flow. Meteoroid entry results in the bow shock wave (red line). The box illustrates stream lines around the object. Heated medium due to the
Schematic depiction of a bow shock flow. Meteoroid entry results in the bow shock wave (red line). The box illustrates stream lines around the object. Heated medium due to the
For simulated transit observations, the GlobES app performs RT calculations across the terminator and integrates the different spectra employing equal weights. For direct imaging and secondary eclipse simulations, the algorithm
Family portrait of the five planets in the L 98-59 system showing their transit (or absence of transit) observed by TESS in the top panels and their Doppler signature from
Core 1494Da Hemoglycin, ball and stick model. Atom labels: Hydrogen white, Carbon black, Nitrogen blue, Oxygen red, Iron green. — physics.chem-ph The empty, extensive low-density lattice topology of hemoglycin is
Astrochemistry Status Report astro-ph.EP July 16, 2025 The final solid surface density of various elements in disks around 1 M⊙ stars. Select elements are shown using three different units and
On Wednesday (July 16), the largest Mars meteorite on Earth was auctioned off at Sotheby’s in New York City for $4.3 million. The jagged, 54-pound (25-kilogram) chunk of the Red
The Seahorse Nebula (left) was captured alongside the Fireworks Galaxy and the ‘Ghost Bush’ open star cluster (right). (Image credit: Greg Meyer) Astrophotographer Greg Meyer has captured a spectacular image
Want to bring the world closer? The best telescopes are one option but you shouldn’t underestimate the power and portability of binoculars. With many night sky phenomena happening this week
a The energy diagrams above the polymers show the heights of the kinetic barriers for bond formation/dissociation in various regions. Dark- vertical bars are hydrogen bonds with high kinetic barrier,
Andy Burroughs (left) and Paul Friz in the roles of air taxi pilots running through air taxi integration simulations focusing on urban air space at NASA’s Langley Research in Hampton,