Mercury

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 months ago

BepiColombo’s First Pictures of Mercury

BepiColombo recently had its first close flyby of Mercury, its eventual mission target, and got to snap some pictures to…

3 months ago

BepiColombo Meets Mercury for the First Time on October 1

BepiColombo made a quick visit to Venus in August and is on to its next rendezvous. On October 1st it'll…

4 months ago

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…

5 months 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…

5 months 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…

5 months 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…

7 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…

12 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…

1 year 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,…

2 years ago