Spring sunlight triggers photoinhibition and recovery in marimo
The marimo (Aegagropila brownii), a nationally designated Special Natural Monument of Japan, inhabits Lake Akan in Hokkaido, where environmental conditions...
Astro
Tiny satellite tracks star collisions while advancing space telescope design
SpIRIT's radiators after deployment, flying high over the Indian Ocean. The 'Eagle', a copper structure on the right radiator can...
A better metric for estimating an exoplanet’s habitability
An example of remote sensing data compared to conditions on a real world. Left: The observed surface habitability (H) of...
Gaia telescope discovers our galaxy’s great wave
The European Space Agency's (ESA) Gaia space telescope has revealed that our Milky Way galaxy has a giant wave rippling...
Faint radio signals suggest early universe was heated, not cold, before it ‘lit up’
The process required astronomers to remove every other signal from the sky to examine the data that remained. Credit: Nunhokee...
Long-term radio observations track the evolution of a tidal disruption event
2.25, 5.5, 9, and 15.5 GHz light curve of AT2019azh. Credit: arXiv (2025). DOI: 10.48550/arxiv.2509.17525 Astronomers from Curtin University in...
Study reveals three possible outcomes
Two possible compositions of ejecta from quark star collisions: (i) a gas of quark nuggets with a small fraction of...
Astronomers determine new origins of double-peaked emission lines in galactic centers
Simulating the full band light emitted by a binary supermassive black hole system in a transparent medium, observed from directly...
New algorithm brings the stars into greater focus
Comparison of an image from the Hyper Suprime-Cam, an ultra-wide-field camera mounted on the Subaru Telescope (left), with an image...
Scientists discover 63 new young asteroid families—more than doubling the previous number
114555 2003BN44 is the largest young family identified in this work. Credit: Icarus (2026). DOI: 10.1016/j.icarus.2025.116768 Young asteroids—which formed much...
