In a major setback for United Launch Alliance, the company’s new heavy-lift Vulcan rocket carrying 40 Amazon Leo internet satellites malfunctioned during the climb to space on Sunday, dooming the payload and throwing a costly wrench into both companies’ launch schedules. “Based on data received by our Launch Director, we confirm that the Vulcan vehicle…
Geneva — Greenhouse gas concentrations in the atmosphere rose to record highs in 2025, locking in climate impacts that will persist for centuries, the United Nations said on Tuesday. Levels of the three main greenhouse gases — the climate-warming carbon dioxide, methane and nitrous oxide — all rose to unprecedented figures in 2025, the U.N.’s…
Japan launched an ambitious $350 million mission to Mars on Monday to study the red planet’s two moons in unprecedented detail, dropping a small rover on the largest — Phobos — before the mothership touches down to robotically collect soil samples for return to Earth. The primary goal of the Martian Moons Exploration mission, or…
Astronomers announced Wednesday they had discovered a new type of astronomical object called a “black hole star,” potentially solving a mystery involving strange red dots spotted in the early universe. The object looks like a star the size of our solar system, but produces 100 billion times more energy than any star — a mighty…
