Late Heavy Bombardment

There Should be More Material Left Over From Bombardment Eras. Maybe the Sun Blew it all Away?

The early solar system was an especially violent place. The terrestrial planets (Mercury, Venus, Earth, and Mars) likely formed by…

1 month ago

Lightning Strikes Helped Life get an Early Start on Earth

So, you want to create life? You're going to need some ingredients first. On Earth four billion years ago, you…

7 months ago

Earth and Venus are the Same Size, so Why Doesn’t Venus Have a Magnetosphere? Maybe it Didn’t Get Smashed Hard Enough

A new study lays out why Venus doiesn't have a magnetic field like Earth's. Basically, it may come down to…

4 years ago

Beautiful Planetary Rings Are Dead Dwarf Planets! Dead Dwarf Planets!!!

A new study from a team of Japanese researchers shows that the rings of the gas giants might be the…

5 years ago

The Moon’s Mare Imbrium Was Hit By Protoplanetary Size Impactor

The asteroid that punched an “eye” in the Moon is about 10 times more massive than originally thought. Researchers say…

5 years ago

Uranus’ Moon Umbriel

The 19th century was an auspicious time for astronomers and planet hunters. In addition to the discovery of the Asteroid…

6 years ago

Asteroid That Dwarfed Dinosaur-Killer Punched Earth 3 Billion Years Ago, Study Says

Early in Earth's history, a killer asteroid smashed a hole in our planet about 300 miles (500 kilometers) wide, which…

8 years ago

What Craters on the Moon Teach Us About Earth

When the Moon was receiving its highest number of impacts, so was Earth. Credit: Dan Durda Some questions about our…

9 years ago

Ancient Asteroids Kept Pelting Earth in a ‘Late-Late’ Heavy Bombardment

[/caption] Even though the Late Heavy Bombardment is somewhat of a controversial idea, new research has revealed this period of…

9 years ago

New Research Casts Doubt on the Late Heavy Bombardment

[/caption] Was the early solar system bombarded with lots of big impacts? This is a question that has puzzled scientists…

10 years ago