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Simply put, the moon is useful in a way that no other astronomical object is. That's because it's the nearest, most easily ...

At the heart of Reflect Orbital's project are its Mylar mirrors. Each satellite will unfurl a 33-by-33-foot sheet of lightweight polyester film known for its durability ...

The University of Iowa's NASA mission, TRACERS, successfully launched into orbit, marking a significant milestone in space ...

There are currently no other explanations for the effects that we see, nor for the myriad other P9-induced effects we see on ...

In 2015, astronomer Tabetha Boyajian and colleagues announced the discovery of unusual light fluctuations coming from a star ...

Astronomers using the Subaru Telescope and Canada France Hawaii Telescope on Mauna Kea discovered a “fossil” of our early ...

Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

The newly released images from a December flyby are so detailed that scientists can see explosions and the flow of solar winds.

An icy object in perfect sync with Neptune reveals new details about planetary migration and unseen bodies far beyond the Kuiper Belt.

Betelgeuse companion discovery with Gemini North resolves century-old mystery and opens new doors in red supergiant research ...