Direct imaging of exoplanets is a challenging task due to the small angular distance and high contrast relative to their host star, and the presence of quasi-static noise.
astro-ph.IM
Posted inAstronomy & Telescopes, Imaging & Spectroscopy, Press Release, SETI & Technosignatures
Panoramic SETI: Program Update and High-Energy Astrophysics Applications
Optical SETI (Search for Extraterrestrial Intelligence) instruments that can explore the very fast time domain, especially with large sky coverage, offer an opportunity for new discoveries that can complement multimessenger […]
Posted inPress Release, SETI & Technosignatures, Societal Issues
Geopolitical Implications Of A Successful SETI Program
We discuss the recent “realpolitik” analysis of Wisian & Traphagan (2020, W&T) of the potential geopolitical fallout of the success of SETI.
Posted inPress Release, SETI & Technosignatures
Opportunities For Technosignature Science In The Planetary Science And Astrobiology Decadal Survey
Solar system exploration provides numerous possibilities for advancing technosignature science.
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Press Release, TRAPPIST-1
SPECULOOS Northern Observatory: Searching For Red Worlds In The Northern Skies
SPECULOOS is a ground-based transit survey consisting of six identical 1-m robotic telescopes. The immediate goal of the project is to detect temperate terrestrial planets transiting nearby ultracool dwarfs (late […]
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Press Release
Segment-level Thermal Sensitivity Analysis For Exo-Earth Imaging
We present a segment-level wavefront stability error budget for space telescopes essential for exoplanet detection. We use a detailed finite element model to relate the temperature gradient at the location […]
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Moon, Press Release
OWL-Moon: Very high Resolution Spectropolarimetric Interferometry And Imaging From The Moon: Exoplanets To Cosmology
We outline a concept for OWL-Moon, a 50-100m aperture telescope located on the surface of the Moon, to address three major areas in astronomy, namely the detection of biosignatures on […]
Posted inAstronomy & Telescopes, Cubesats and smallsats, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Press Release
Twinkle: A Small Satellite Spectroscopy Mission For The Next Phase Of Exoplanet Science
With a focus on off-the-shelf components, Twinkle is the first in a series of cost competitive small satellites managed and financed by Blue Skies Space Ltd. The satellite is based […]
Posted inAstrochemistry, Missions & Hardware, Press Release, Venus
Deducing The Composition of Venus Cloud Particles With The Autofluorescence Nephelometer (AFN)
The composition, sizes and shapes of particles in the clouds of Venus have previously been studied with a variety of in situ and remote sensor measurements. A number of major […]
Posted inAstrochemistry, Astronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Press Release, Tricorders & Sensors
The UV-SCOPE Mission: Ultraviolet Spectroscopic Characterization Of Planets and their Environments
UV-SCOPE is a mission concept to determine the causes of atmospheric mass loss in exoplanets, investigate the mechanisms driving aerosol formation in hot Jupiters, and study the influence of the […]