Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

The planetary parade in February 2025 will see five bright planets in clear view and a special alignment of Mercury and ...

The eight planets in our solar system orbit the sun in roughly the same plane, because they all originally formed from the same disc of debris around the sun. The line the sun traces across the ...

so we launched spacecraft like the Voyager 1 and 2 probes and NASA's various solar orbiters to study the Sun's effects on the ...

The seven planets will not be perfectly aligned, but will appear in an arc across the sky due to their orbital plane in the Solar System.

An object between 2 and 50 times the ... expected for where the solar system formed," the researchers wrote in the paper. "Given that the estimated population of sun-like stars in the Galaxy ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.

Intense solar flares—sudden bursts of electromagnetic radiation from the Sun—can shoot out hazardous ... A reliable early warning system would thus be a welcome tool for mitigating the dangers ...