Solar System

Where Did Venus's Water Go?

It should not be surprising that Venus is dry. It is famous for its hellish conditions, with dense sulphurous clouds,…

6 days ago

New Evidence for Our Solar System’s Ghost: Planet Nine

Does another undetected planet languish in our Solar System's distant reaches? Does it follow a distant orbit around the Sun…

1 month ago

The Giant Planets Migrated Between 60-100 Million Years After the Solar System Formed

Untangling what happened in our Solar System tens or hundreds of millions of years ago is challenging. Millions of objects…

2 months ago

Ice Deposits on Ceres Might Only Be a Few Thousand Years Old

The dwarf planet Ceres has some permanently dark craters that hold ice. Astronomers thought the ice was ancient when they…

2 months ago

NASA’s Next Solar Sail is About to Go to Space

Everyone knows that solar energy is free and almost limitless here on Earth. The same is true for spacecraft operating…

2 months ago

Want to Leave the Solar System? Here’s a Route to Take

The edge of the Solar System is defined by the heliosphere and its heliopause. The heliopause marks the region where…

2 months ago

Cosmochemistry: Why study it? What can it teach us about finding life beyond Earth?

Universe Today has had some fantastic discussions with researchers on the importance of studying impact craters, planetary surfaces, exoplanets, astrobiology,…

3 months ago

An Asteroid Found Sharing the Orbit of Mars

Astronomers discovered another asteroid sharing Mars' orbit. These types of asteroids are called trojans, and they orbit in two clumps,…

3 months ago

Citizen Scientists Find Fifteen “Active Asteroids”

Nature often defies our simple explanations. Take comets and asteroids, for example. Comets are icy and have tails; asteroids are…

3 months ago

Perseverance Sees Phobos, Deimos and Mercury Passing in Front of the Sun

NASA's Perseverance rover is busy exploring the Martian surface and collecting samples for eventual return to Earth. But the rover…

3 months ago