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Category: 2. Space
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Search for the True Parent Body of the Phoenicid Meteor Shower
In 2024, Ďurišová et al. found that the meteor shower Phoenicids, IAU No. 254, code PHO, can originate in the nuclei of three comets, 46P/Wirtanen, 104P/Kowal 2, and 289P/Blanpain. The latter was suggested to be the parent body of the shower…
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Unveiling the Atmosphere of the Super-Jupiter HAT-P-14 b with JWST NIRISS and NIRSpec
We report the combined JWST Near Infrared Spectrograph (NIRSpec)/G395H and the Near Infrared Imager and Slitless Spectrograph (NIRISS)/Single Object Slitless Spectroscopy (SOSS) transmission spectrum of the transiting super-Jupiter HAT-P-14 b,…
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An Unsupervised Machine Learning Approach to Identify Spectral Energy Distribution Outliers: Application to the S-PLUS DR4 Data
Identification of specific stellar populations using photometry for spectroscopic follow-up is a first step to confirm and better understand their nature. In this context, we present an unsupervised machine learning approach to identify…
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Water Dissociation and Rotational Broadening in the Atmosphere of KELT-20 b from High-resolution Spectroscopy
We present atmospheric retrievals from Keck/KPIC Phase II observations of the ultrahot Jupiter (UHJ) KELT-20/MASCARA-2 b. Previous free retrievals of molecular abundances for UHJs have been impacted by significant model biases due to variations…
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Newly-Discovered Compact Binary System Formed when Neutron Star Orbited inside Another Star
This binary system contains a rapidly spinning millisecond pulsar called PSR J1928+1815 and its helium star companion.
An AI impression of a compact binary system. Image credit: Gemini AI.
Millisecond pulsars are rapidly spinning neutron stars…
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NASA Supports Artemis Accords Signatories Advancing Exploration
The United States participated in an international Artemis Accords workshop May 21-22 to advance the safe and responsible exploration of the Moon, Mars, and beyond. Hosted by the United Arab Emirates (UAE), which was represented by the UAE Space…
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Dawn Aerospace begins sales of Aurora suborbital spaceplane
WASHINGTON — Dawn Aerospace announced May 22 that it has started taking orders for an uncrewed spaceplane capable of taking small payloads on suborbital flights.
The New Zealand company said it is beginning sales of the Aurora spaceplane,…
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