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Dec 2025
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New Earth-sized planet discovered, and it may be able to support life

LP 791-18d orbits a small red dwarf star about 90 light-years away in a constellation called Crater in the southern celestial hemisphere

Boom! Astronomers just watched the largest explosion in space rage for 3 years

The blast lasted for three years and is over ten times as powerful as the brightest supernova

Scientists discover secret ‘symmetries’ that protect Earth from the chaos of space

A new analysis of chaos in the solar system reveals how planetary collisions are avoided over billions of years.

For the 1st time, scientists confirm the moon has a solid iron ‘heart’ just like Earth

Astronomers have puzzled over the moon's structure since well before any probes landed there

NASA power hack extends 45-year Voyager 2 mission even longer

The interstellar traveler is gradually losing power, but a clever tweak means it can continue running all of its scientific instruments

Mystery Chinese spacecraft returns to Earth after 276 days

In 2021 what may have been a similar spacecraft flew to the edge of space & returned to Earth on the same day in a mission that was also kept largely under wraps

NASA lander makes first direct observations of another planet’s core

The InSight lander was sent to Mars to study the planet’s interior, mostly by way of marsquakes

Scientists discover closest star-shredding black hole to Earth ever seen

Astronomers comparing maps of the universe uncovered the nearest example of a black hole devouring a star ever detected

A Russian “inspector” satellite appears to be chasing a secret US military satellite in a game of cat & mouse

The behavior of Kosmos-2558, and the lack of a formal explanation from Russia, has led space observers to believe that the probe is stalking USA-326

Mysterious near-Earth asteroid Phaethon just got even weirder

New observations of the rock show its comet-like tail is not made of dust, possibly altering the origin story of the Geminid meteor shower

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