A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

Using JWST and ALMA data, astronomers have spotted a superlong and narrow 'galactic contrail,' possibly produced by a black ...

Harvard researcher Avi Loeb says comet 3I/ATLAS weighs 33 billion tons and spans 3.1 miles, making it far larger than ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

A mysterious space object named 2023 KQ14, nicknamed “Ammonite,” challenges theories about the mysterious and possible Planet ...

Wave-particle interactions across the solar system can have a wide range of effects though they are caused by the same set of ...

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

From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the ...

Two recent studies used seismic data from NASA’s retired InSight mission to shed light on what lies beneath Mars’ surface and what it means for the planet’s history The spacecraft will map the ...

Solar storms can have a devastating effect on earth's power and communication grids, and the trio of missions may help to ...