The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

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.

Mars and the Earth’s moon have localized regional magnetic fields at different places across their surfaces, but no global field ... refer to the small rocky and metallic bodies of the inner solar ...

G3 (ATLAS) is one of the few comets on record that became bright enough to be visible in the daytime without optical aid like ...

A massive 500,000-mile-wide (800,000-kilometer) coronal hole in the sun's atmosphere is unleashing a stream of fast-moving solar wind toward Earth, potentially supercharging auroras on Jan.

The gigantic coronal hole is blasting high-speed solar wind toward Earth, potentially igniting vibrant auroras and minor geomagnetic activity on Jan. 31.

A planet parade is when several of our solar ... our solar system other than Earth. It will be difficult to see them all since Saturn, Mercury and Neptune will be quite close to the sun right ...

On 27 December last year, astronomers using the ATLAS survey telescope in Chile discovered a small asteroid moving away from ...

Located less than 20 light years away, HD 20794d could potentially be one of the most Earth-like planets found so far, ...

Jan. 30, 2025 — Flexible perovskite solar cells are promising for lightweight and versatile applications but their sensitivity to humidity and temperature poses a challenge to long-term durability.

A small space rock that lingered near Earth last year and was referred to as its temporary “mini-moon” may actually be a chunk of the moon that chipped off thousands of years ago. The celestial ...

Pupils from St Ninian’s Primary School in Perth present their facts on the Sun, Solar System and the planets in it, in this film made with the BBC Scotland LAB.