Gianluca Masi from the Virtual Telescope Project captured imagery of comet C/2022 E3 (ZTF). The comet's closest approach to Earth at 26.4 million miles (42.5 million km) away.

A swarm of large asteroids likely lurking around Venus could one day pose an "invisible threat" to Earth if left unchecked, astronomers have warned.

At I/O 2025 today, Google announced that Project Starline "is evolving into an AI-first 3D video communication platform" called Beam.

The existence of dark comets might also have ramifications for planetary defense, the science of preventing dangerously large asteroids and comets from crashing into Earth.

The film explores the origins and characteristics of comets, meteors, and asteroids, which are minor members of our solar system formed from leftover material after the planets. It explains how ...

Asteroids vs Comets: What sets them apart in space?When a comet gets close to the Sun, its ice and dust start to vaporise, creating a fuzzy appearance and a bright tail.

What is the difference between a normal comet and a dark comet? Traditionally, the difference between comets and asteroids is that comets have beautiful cometary tails while asteroids do not.

The James Webb telescope has focused its attention on an oddball space rock lurking between Jupiter and Neptune. The unusual "centaur," named 2060 Chiron, has features of both comets and asteroids.

Astronomers posed over the past decade that dark comets, or objects that resemble asteroids but move like comets, may exist. Now, scientists have found a total of 14 of them.