Massive comet zooming through solar system could be alien technology, Harvard astrophysicist says

Harvard researcher Avi Loeb says comet 3I/ATLAS weighs 33 billion tons and spans 3.1 miles, making it far larger than ...
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Mysterious Object Screaming Toward Mars Is Huge and Far More Massive Than Scientists Thought, According to New Paper

For over two months ... suggests that the object could be far more massive than previously thought. By analyzing its trajectory, Loeb and his colleagues found that its “non-gravitational acceleration” ...
New Scientist

Einstein was right about how extremely massive objects fall in space

Even in some of the most extreme areas in the universe, Albert Einstein’s theory of general relativity seems to hold up. A test of a key tenet of general relativity using three stars has shown that ...