Solar System Exploration
Kane Deaton
Percival lowell
pre 1900
Date of Berth and Death
Percival Lowell was born on 13 of March 1855.
He then died November 12 1916
Occupation
He was a businessman and he made lots of money and then he became astronomer.He then new there was a planet near Neptune and Uranus so he put all of his money to try and find the planet.
He called it Planet X
Main discoveries
Percival Lowell was a American astronomy he new that there was a planet out there that hadn't been discovered so he set out to find Planet X.
But he didn't end up finding it Clyde Tombaugh found Planet X February 18 1830 he then studied it and it crosses Neptune's orbit .
They then had to find a name for Planet X in March 24 1930.
technologies used
they used a huge telescope and there really good maths and calculations
contributions to knowledge
it help lots of people because many people wonder how many planets there is in our solar syctim
Post 1900
mars rover
it started 24 of january 2004
goal
there main goal was to get a sample of the mars rocks
technolohie used
the mars rover was used,really high teck computers vrobots to make the mars rover
discoveries
the mars rover and its team were the first to find lots of water on mars.
additional imformation
they trained it after they built it.