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

Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is ...

The simulation of the Solar System that came the closest to the observation was the presence of a small planet, between the ...

A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?

If Earth were ejected from the Solar System — by a passing star or planetary collision — daylight would vanish in days. The ...

Discover the immense power and influence of Jupiter's gravity on our solar system and the role it plays in shaping our ...

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

A recent study by Princeton University astronomers suggests the possible existence of a previously undetected planet in our ...

Planets do not emit visible light like stars; they shine in the sky because they reflect sunlight. Exoplanets too reflect ...

Astronomers are investigating a strange class of exoplanets known as eccentric warm Jupiters — massive gas giants that orbit their stars in unexpected, elongated paths. Unlike their close-orbiting ...

“Overall, our findings challenge the conventional classification of Uranus and Neptune as ’ice giants’ and underscore the ...

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