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The ‘Alopeke instrument on the Gemini North Telescope first captured Betelgeuse’s companion – nicknamed Betelbuddy – on December 9, 2024. Now, on October 8, 2025, Carnegie Mellon University researchers revealed

This image shows a combined James Webb Space Telescope and Hubble Space Telescope view of the spiral galaxy NGC 1637. It is located some 40 million light-years away. The box

View larger. | Artist’s illustration of Pioneer Venus 2 approaching Venus in 1978. The mission consisted of a main spacecraft, 1 large probe and 3 small probes. A new analysis

View at EarthSky Community Photos. | John Ashley submitted this photo taken on August 13, 2025, and wrote: “Bright Perseid meteor outshines moonlight (82% illuminated moon) over Chief Mountain in

On 3 October, ESA’s ExoMars Trace Gas Orbiter (TGO) turned its eyes toward interstellar comet 3I/ATLAS as it passed close to Mars. Comet 3I/ATLAS is the slightly fuzzy white dot

Ridhima Nunhokee, of the Curtin Institute of Radio Astronomy in Australia, gives a brief overview of her team’s discovery that the early universe was warmer than expected during the Epoch

Astronomers discovered the 1st planet orbiting a sunlike star in 1995. Here is a comparison showing an artists’ concept of 51 Pegasi b to Jupiter and 51 Pegasi to the

An asteroid with the name 2025 TF passed Earth not far above Antarctica at 7:49 p.m. CDT on September 30, 2025. Then, around 2:02 p.m. CDT on October 2, 2025,

View larger. | Prototype of a Tumbleweed rover nicknamed Pink Lady, in the Negev desert in Israel. Swarms of Tumbleweed rovers could explore large areas of Mars, using only the