[NASA] How do scientists studying space with data from a telescope hundreds of thousands of miles away know that what they are seeing is real? A new NASA project, Artifact […]
astronomy
2026 NASA Cosmic Origins Early-Career Workshop
Registration & Abstract Submission NASA’s Cosmic Origins Program is excited to invite you to the second Early Career Workshop, designed to support and empower the next generation of astrophysics leaders […]
Rogue Worlds 3
Free-floating, or “rogue”, planetary-mass objects have been discovered wandering through the Galaxy unbound to any star. The origins of these objects remain poorly understood, and likely involve a combination of […]
Posted inAstronomy & Telescopes
The Nancy Grace Roman Space Telescope Coronagraph Community Participation Program
[astro-ph.IM]. In preparation for the operational phase of the Nancy Grace Roman Space Telescope, NASA has created the Coronagraph Community Participation Program (CPP) to prepare for and execute Coronagraph Instrument […]
Posted inComets and Asteroids
Fragmentation Dynamics of Pristine Interstellar Comets: An Exploratory Multi-Physics Simulation Study
[astro-ph.EP] We present an exploratory numerical model for the thermal evolution and fragmentation of pristine interstellar comets during a first passage through the inner Solar System, and we apply it […]
Posted inAstronomy & Telescopes
Webb Reveals A Stunning Panorama Of Star Formation
[ESA] This starry view of the nearby star-forming region IC 348 is one of the largest images from the NASA/ESA/CSA James Webb Space Telescope released to the public so far.
Posted inAstrochemistry
Chemists Uncover How Unthinkable Reactions Occur In Unimaginable Conditions
[Florida International University] Before there was Earth, there was chemistry. In the unimaginable cold, dark clouds where stars and planets are born, carbon molecules assemble into more complex forms — […]
Posted inAstronomy & Telescopes
Photonic Integrated Circuits for the Habitable Worlds Observatory: Science Drivers, Material Platforms, Arrayed-Waveguide Spectrographs, and a Space-Qualification Roadmap
[astro-ph.IM] NASA’s Habitable Worlds Observatory (HWO) will require ultraviolet, optical, and near-infrared instruments that are simultaneously compact, mechanically and thermally stable, high-throughput, and replicable at large channel counts.
![Illustration of the astro-calibration method. The four reference frames are represented. The three models (s, a, and c) that link them and constitute the parameter vector x are also represented. -- [astro-ph.IM]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/09/Calibrations.png?resize=1200%2C714&ssl=1)
Posted inAstronomy & Telescopes
Calibrations For High Precision Differential Astrometry Onboard Theia And HWO
[astro-ph.IM] Future space astrometry missions such as Theia and an astrometric mode of the Habitable Worlds Observatory (HWO) require detector calibration and instrumental characterization at an unprecedented level to achieve […]
Posted inPLATO
Detecting Transiting Exoplanets In Simulated PLATO data: A Comparison Of Light Curve Filter And Transit Search Algorithms
[astro-ph.EP] Aims: Our goal is to test and compare transit search methodologies, and provide recommendations as to the best practices to be implemented by the upcoming ESA PLATO mission, in […]