7 articles
Astronomers, Pentagon analysts and aviation experts keep resolving UFO reports to the same short list: a bright planet, a satellite flare, a flickering bird, and the limits of human vision. Here is how they fool even trained observers - and how investigators tell them apart.
A Jupiter-family comet that brightened roughly 8,000-fold in under 14 hours has reached perihelion, offering northern hemisphere observers a binocular window in the pre-dawn sky this week.
A peer-reviewed rebuttal co-authored by Nobel laureates Adam Riess and Brian Schmidt found two methodological mistakes in a high-profile 2025 study that claimed cosmic acceleration might be an illusion - and concluded the universe is still accelerating.
The strongest candidate yet for an undiscovered outer solar system world has an orbit that contradicts the Planet Nine hypothesis, raising the possibility that the theory's architects were looking for the wrong planet all along.
The International Academy of Astronautics has ratified revised guidelines for verifying and disclosing a potential signal from extraterrestrial intelligence - the first major overhaul since 2010.
NASA confirmed August 30, 2026 as the launch date for the Nancy Grace Roman Space Telescope - eight months early. The wide-field infrared observatory will survey 100 million stars and is expected to catalogue approximately 2,500 new exoplanets.
Sensor artifacts, data gaps, and rigorous methodology - what does it really take to turn a puzzling sky sighting into a scientifically useful data point? Researchers explain.
