Solar System

Latest about Solar System

Rock the cosmos: An asteroid trivia quiz

By Kenna Hughes-Castleberry published

This asteroid quiz is your launchpad to discovery

Asteroids
An illustration of a spherical asteroid with a small space probe sitting on top of it with a solar panel.

Can a spacecraft land on a teeny tiny asteroid? Japan's Hayabusa2 will certainly try

By Keith Cooper published

Hayabusa2's new target, asteroid 1998 KY26, is just 36 feet (11 meters) across, which will make landing on it challenging.

Asteroids

What is the moon phase today? Lunar phases 2025

By Tariq Malik, Daisy Dobrijevic last updated

Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.

Reference

'The sun is slowly waking up': Scientists say a rise in solar storms awaits us

By Keith Cooper published

The turning point seems to have been after 2008, which had the lowest amount of solar activity on record.

The Sun
You can't see a black moon but this image shows a very slim crescent of a slightly illuminated moon visible in the days following a black moon.

Black Moon: What is it and why does it occur?

By Joe Rao last updated

Reference A Black Moon is a rare occurrence. Here we explore what causes them and when the next one will happen.

Reference
An illustration shows OSRIS-APEX as it watches the asteroid Apophis skim Earth in 2029

2 billion people will be able to see 'God of Chaos' asteroid Apophis when it buzzes Earth in April 2029

By Andrew Jones published

The 1,115-foot-wide (340 meters) asteroid Apophis will pass closer to Earth than many satellites fly in April 2029, giving scientists and stargazers a rare front-row seat.

Asteroids
A glowing green light is seen in the center of a starry image from space but also in a white cutout box on the left part of the image

Interstellar visitors like comet 3I/ATLAS are the most common objects in the Milky Way: 'There's almost always one within the solar system'

By Andrew Jones published

Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the Milky Way — and our best chance to study other planetary systems.

Comets
A man wearing a dark polo button up shirt heads into a blue-lit door with the words "Lunar Outpost: Mission Control" above it.

'We are ready to drive': Take a look inside Lunar Outpost's moon rover mission control (photos)

By Leonard David published

The rover's design is "a mix between a dune buggy and a heavy-duty truck."

The moon
An illustration showing a rover sitting under a dark green sky full of northern lights flickering with stars.

We can finally predict when Mars' skies will glow green with auroras, scientists say

By Sharmila Kuthunur published

"The fact that we captured the aurora again demonstrates that our method for predicting aurorae on Mars and capturing them works."

Mars
a green comet with a faint tail in the sky against a backdrop of stars

The ultimate comet challenge: A tail of trivia!

By Kenna Hughes-Castleberry published

This quiz invites you to chase comets through time and space, from ancient omens to modern scientific marvels.

Comets
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