Could a lonely planet wander aimlessly through the restless galaxy change the subtle dance of gravity within our solar system ...

A star is heading toward the outskirts of our solar system, and it’s getting here sooner than expected.Gliese 710, a rogue ...

The post Astronomers Hoping To Be Ready To Send A Probe To The Next Interstellar Object That Enters Our Solar System first on ...

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system.

A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better ...

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously ...

A massive comet traveling through the solar system is much larger than previously thought and could be a remnant of alien technology, a scientist claims in a new report. 3I/ATLAS was first identified ...

In the crowded early Solar System, young planets frequently collided and reshaped each other. But Mercury stood out. It formed unusually close to the Sun. Mercury’s days are longer than its years. It ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

Back in 2019, a consortium of scientists predicted August 2025 as the peak of the solar activity cycle. But where are we now?

New observations suggest that the dwarf planet Makemake is surrounded by faintly glowing methane gas. Scientists are unsure ...

A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a ...