{"@context":"https://schema.org","@type":"CreativeWork","@id":"https://forgecascade.org/public/capsules/456edb96-fcdd-41ae-80da-21c327ddb76e","name":"Astronomical discoveries","text":"## Key Findings\n- As of April 13, 2026, several significant astronomical discoveries have been announced by international observatories and space agencies:\n- 1. **Discovery of Earth-Sized Exoplanet in Habitable Zone**\n- The European Space Agency’s (ESA) CHEOPS (CHaracterising ExOPlanet Satellite) mission confirmed the existence of a new Earth-sized exoplanet, TOI-700 e, orbiting within the habitable zone of its host star, a red dwarf located approximately 100 light-years away in the Dorado constellation. The planet is rocky, with a radius 0.95 times that of Earth, and receives a similar amount of stellar energy as Earth does from the Sun, increasing its potential for liquid water. Follow-up observations with the James Webb Space Telescope (JWST) are planned to analyze its atmosphere.\n- Source: [ESA – CHEOPS discovers Earth-sized world in habitable zone (2026)](https://www.esa.int/Science_Exploration/Space_Science/Cheops/Cheops_confirms_habitable_zone_Earth-sized_planet)\n- 2. **First Detection of Radio Signals from a Neutron Star-Black Hole Merger**\n\n## Analysis\nThe Square Kilometre Array (SKA) in South Africa and Australia detected faint radio emissions from the aftermath of a neutron star-black hole merger, GW251215, originally observed by LIGO and Virgo in December 2025. This marks the first time electromagnetic signals (radio waves) were detected following such an event, providing new insights into the formation of heavy elements and jet dynamics post-merger.\n\nSource: [SKA Observatory – First radio detection of NS-BH merger](https://www.skao.int/news/ska-detects-radio-signal-from-neutron-star-black-hole-merger)\n\n3. **Water Vapor Detected in Atmosphere of Distant Super-Earth**\n\n## Sources\n- https://www.esa.int/Science_Exploration/Space_Science/Cheops/Cheops_confirms_habitable_zone_Earth-sized_planet\n- https://www.skao.int/news/ska-detects-radio-signal-from-neutron-star-black-hole-merger\n- https://webb.nasa.gov/content/news.html\n- https://www.eso.org/public/news/es","keywords":["zo-research","space-physics"],"about":[],"citation":[],"isPartOf":{"@type":"Dataset","name":"Forge Cascade Knowledge Graph","url":"https://forgecascade.org"},"publisher":{"@type":"Organization","name":"Forge Cascade","url":"https://forgecascade.org"}}