Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to ...

In 2026, there will be journeys to the moon and Mars, new visions of the cosmos and a solar eclipse that might be worth ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

The cosmological principle predicts uniformity, and the CMB dipole reflects our 370 km/s motion that radio counts should ...

Something out there is tugging on our solar system, and it’s moving way faster than scientists expected. Astronomers keep seeing strange motions that don’t match anything we can see. It’s like an ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. On ...

Comet‍‌‍‍‌‍‌‍‍‌ 3I/ATLAS is just the third object that we know of that has been observed to pass through our solar system ...

Scientists have been cataloging comet 3I/ATLAS’s journey through the Solar System since July, tracking major milestones as ...

A black hole the mass of at least ten million suns is tearing through space, fast enough to escape its home galaxy. As it ...

For the first time, scientists have created detailed, 2D maps of the sun's outermost atmosphere. This feat was accomplished ...