ESA's Solar Orbiter captured a "tube of cooler atmospheric gases snaking its way through the Sun’s magnetic field," according ...

Ever since the International Astronomical Union recognized Haumea and Makemake as dwarf planets in 2008, University of Maine ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

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 ...

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 ...

Aliens are visiting our solar system. Not little green men, sadly, but natural alien objects—cosmic bodies such as comets and ...