Mercury

It’s Time to Send a Lander to Mercury

So much in the astronomy community revolves around the decadal survey.  Teams of dozens of scientists put hundreds of hours…

3 weeks ago

An Asteroid has Been Discovered That Crosses Mercury’s Orbit

Astronomers have spotted the fastest-ever asteroid orbiting Sun -- and at times, it gets closer to the Sun than the…

4 weeks ago

Who was Giuseppe ‘Bepi’ Colombo and why Does he Have a Spacecraft Named After him?

Astronomers have an excellent habit of naming large projects after deserving contributors to their field.  From Nancy Grace Roman to…

1 month ago

Does Mercury Have a big Iron Core Because it’s so Close to the Sun’s Magnetic Field?

Magnetic fields are great for lots of things - directing explorers, levitating trains, and containing nuclear fusion reactions are just…

2 months ago

MESSENGER Saw a Meteoroid Strike Mercury

Telescopes have captured meteoroids hitting the Moon and several spacecraft imaged Comet Shoemaker–Levy 9 smacking into Jupiter in 1994. But…

8 months ago

How did the Earth get its water? The answer might be found on Mercury

I don't know if you've noticed by now, but the Earth is a little bit wet. How Earth got all…

11 months ago

BepiColombo captured images of Earth during its recent flyby

Farewell! Even though the BepiColombo mission launched for Mercury in 2018, it's still hanging around the Earth - at least,…

1 year ago

The Intense Heat from the Sun Helps Ice Form on Mercury. Wait… What?

While the scorching planet Mercury might not be the first place you’d think to look for ice, the MESSENGER mission…

2 years ago

Satellites Watched Mercury’s Transit From Space, Confirming That Yes, the Sun Has At Least One Planet

Do you wonder how astronomers find all those exoplanets orbiting stars in distant solar systems? Mostly they use the transit…

2 years ago

Mercury has Magnetic Poles that Drift Like Earth’s

Earth's magnetic poles drift over time. This is something that every airplane pilot or navigator knows. They have to account…

2 years ago