When future astronauts set foot on Mars, they will stand on decades of scientific groundwork laid by people like Andrea Harrington.
As NASA’s sample return curation integration lead, Harrington is helping shape the future of planetary…
Category: 2. Space
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High-resolution observations with new VTT camera technology
May 20, 2025 A new camera system has restored the full field of view of the VTT, capturing 8K images using 100 short exposures recorded at 25 frames per second.
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Cotton Candy Clouds: Hubble Captures a Dwarf Galaxy in Stunning Detail
Hubble’s image of the Large Magellanic Cloud reveals a cotton candy-like cloudscape using light our eyes can’t see, like ultraviolet and infrared. The result is both beautiful and informative. NASA and ESA’s Hubble Space Telescope has…
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NASA’s Perseverance Mars Rover Hits a Geologic Goldmine at Jezero Crater Rim
NASA’s Perseverance rover is discovering a treasure trove of diverse ancient rocks on Jezero Crater’s rim, some possibly altered by water and dating back billions of years. After overcoming tricky sampling challenges, scientists are thrilled…
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NASA’s Mars Streak Mystery Might Finally Be Solved – And It’s Not Great News
A sweeping machine learning study scanning over 86,000 high-res Mars images reveals that the mysterious streaks seen on Martian slopes are likely dry dust slides, not evidence of flowing water as previously hoped. Long debated as possible…
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Determination of Jupiter’s primordial physical state
Poincaré, H. Les Méthodes Nouvelles de la Mécanique Céleste (Gauthier-Villars, 1892).
Arnol’d, V. I. Small denominators and problems of stability of motion in classical and celestial mechanics. Russ. Math. Surv. 18, 85–191 (1963).
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SI Imaging Services to offer leasing of high-resolution imaging satellite
ST. LOUIS – In addition to offering tasking of its latest satellite, South Korea’s SI Imaging Services will invite customers to lease capacity.
“Think of it as Airbnb for remote-sensing satellites,” Eugene Kim, executive vice…
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Asteroseismology with PBjam 2.0: Measuring Dipole Mode Frequencies in Coupling Regimes from Main-sequence to Low-luminosity Red Giant Stars
PBjam is an open-source software package for measuring mode frequencies of solar-like oscillators. These frequencies help constrain stellar evolution models to precisely estimate masses, radii, and ages of stars. The overall aim of PBjam is to…
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Simulating Continuum-based Redshift Measurement in the Roman’s High Latitude Spectroscopic Survey
We investigate the capability of the Nancy Grace Roman Space Telescope’s (Roman) Wide-Field Instrument G150 slitless grism to detect red, quiescent galaxies based on the current reference survey. We simulate dispersed images for Roman reference…
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OGLE-2016-BLG-1195Lb: A Sub-Neptune Beyond the Snow Line of an M-dwarf Confirmed by Keck Adaptive Optics
We present the analysis of high-resolution follow-up observations of OGLE-2016-BLG-1195 using Laser Guide Star Adaptive Optics with Keck, seven years after the event’s peak. We resolve the lens, measuring its flux and the relative source-lens…
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