Did you know that Mercury is the only planet covered with craters. You might think that Mercury is the hottest planet in our solar system, but Venus is the hottest planet. If you think that we can live on Mercury your wrong, because the temp. there is 801 degrees Fahrenheit. One year on Mercury is 88 days.
Who discovered it: ?
What: telescope
When: 265 B.C.
Where: ?
Why: ?
How: ?
What: telescope
When: 265 B.C.
Where: ?
Why: ?
How: ?