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

Researchers are interested in analyzing these rare remnants from "proto-Earth" because it would give them an idea about the ...

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

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

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

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

Millions of years before blue oceans and wandering continents, the Earth in its early days was a molten, tumultuous planet — ...

The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.

WISPIT 2b was an unexpected discovery made during a five-year research project carried out by an international team of astronomers at Leiden University, the University of Arizona. The find represents ...

The find represents the first clear detection of a baby planet taking shape within a disc of dust and gas with multiple rings. The ground-breaking discovery was made using European Southern ...

Researchers discover hidden solar tornadoes that can disrupt Earth's systems - revealing why current space weather warnings ...