iron

This Exoplanet is Probably a Solid Ball of Metal

We can't understand nature without understanding its range. That's apparent in exoplanet science and in our theories of planetary formation.…

3 months ago

This is What the Metal Asteroid Psyche Might Look Like

If you wanted to do a forensic study of the Solar System, you might head for the main asteroid belt…

1 year ago

Life on Earth Needed Iron. Will it be the Same on Other Worlds?

A lot has to go right for a planet to support life. Some of the circumstances that allow life to…

2 years ago

TESS Finds a New Mars-Sized Planet (With the Density of Mercury)

Some planets orbit their stars so closely that they have extremely high surface temperatures and extremely rapid orbits. Most of…

2 years ago

There’s So Much Pressure at the Earth’s Core, it Makes Iron Behave in a Strange Way

It's one of nature's topsy-turvy tricks that the deep interior of the Earth is as hot as the Sun's surface.…

2 years ago

Your Umbrella is Insufficient on a Planet Where it Rains Iron

Imagine a planet where it rained iron. Sounds impossible. But on one distant exoplanet, which is tidally locked to its…

4 years ago

There Should Be More Iron In Space. Why Can’t We See It?

Iron is one of the most abundant elements in the Universe, along with lighter elements like hydrogen, oxygen, and carbon.…

4 years ago

Nearby Supernovas Showered Earth With Iron

We all know that we are "made of star-stuff," with all of the elements┬ánecessary for┬áthe formation of planets and even…

8 years ago

Does Antarctica Have A Hidden Layer Of Meteorites Below Its Surface?

A team of University of Manchester researchers proposes an intriguing answer to the puzzle of why we've found precious few…

8 years ago

Can You Kill a Star With Iron?

Since the energy required to fuse iron is more than the energy that you get from doing it, could you…

8 years ago