NASA announced Monday the selection of industry proposals to advance technologies for the agency’s Habitable Worlds Observatory concept – the first mission that would directly image Earth-like planets around stars […]
coronagraph
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Space Stations, Status Report
Performance Calibration of the Wavefront Sensor’s EMCCD Detector for the Cool Planets Imaging Coronagraph Aboard CSST
The wavefront sensor (WFS), equipped with an electron-multiplying charge-coupled device (EMCCD) detector, is a critical component of the Cool Planets Imaging Coronagraph (CPI-C) on the Chinese Space Station Telescope (CSST).
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Gas Giants, Imaging & Spectroscopy, Press Release, Science Fiction
Rare Image Of Tatooine-like Planet Is Closest To Its Twin Stars Yet
In a discovery that’s fit for a movie, Northwestern University astronomers have directly imaged a Tatooine-like exoplanet, orbiting two suns.
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Missions & Hardware, Press Release, Proxima Centauri
Conclusive Tests For The RISTRETTO Proxima b Exoplanet Explorer
The RISTRETTO project, dedicated to observing Proxima b –the closest exoplanet to the Solar System — is reaching a new milestone: several key components of this high-precision spectrograph have been […]
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Status Report
Multi-bandpass Photometry for Exoplanet Atmosphere Reconnaissance (MPEAR) with the Habitable Worlds Observatory (HWO) — I. Differentiating Earth from Neptunes During Discovery
As the architecture for the Habitable Worlds Observatory (HWO) is being developed, it is crucial to optimize the observing strategies for a survey to detect and characterize Earth-like planets around […]
Posted inAstrochemistry, Astrogeology, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biophysics, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Interstellar, Press Release, Stellar Cartography
Newly Discovered Star Opens A Laboratory For Solving A Cosmic Dust Mystery
Seventy light-years from Earth, a star called Kappa Tucanae A harbors one of astronomy’s most perplexing mysteries: dust so hot it glows at more than 1,000 degrees Fahrenheit, existing impossibly […]
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
CoronaGraph Instrument Reference stars for Exoplanets (CorGI-REx) I. Preliminary Vetting and Implications for the Roman Coronagraph and Habitable Worlds Observatory
The upcoming Roman Coronagraph will be the first high-contrast instrument in space capable of high-order wavefront sensing and control technologies, a critical technology demonstration for the proposed Habitable Worlds Observatory […]
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Status Report, Water/Hycean Worlds & Oceanography
Habitable World Discovery and Characterization: Coronagraph Concept of Operations and Data Post-Processing
The discovery and characterization of habitable worlds was the top scientific recommendation of the Astro2020 decadal survey and is a key objective of the Habitable Worlds Observatory.
Posted inAstronomy & Telescopes, Biogeochemical Cycles & Geobiology, Epsilon Eridani, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
Direct Imaging For The Debris Disk Around epsilon Eridani With The Cool-Planet Imaging Coronagraph
We analyze the inner debris disk around ϵ Eridani using simulated observations with the Cool-Planet Imaging Coronagraph (CPI-C).
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Press Release
KID Detector Readout Electronics Development for Habitable Worlds Observatory
We present the status and goals of the readout electronics system we are developing to support the detector arrays in the coronagraph instrument on the NASA Habitable Worlds Observatory (HWO) […]