a blob ... with a bunch of candles on it, and all the other planets will be wearing party hats.
like nothing.
Because when we look at stars in our night sky we are viewing them as they were thousand, millions, billions of years ago; hence if aliens were looking at earth, they would be looking at it thousand, millions, billions years ago. That's how long it took the light from earth to reach what ever other planet.
I will add a Related Link of what the Earth looks like - and what it may look like in years to come.
The ones that are on the Moon will look the same. The ones that are on Mars will look very much the same. The ones that are on Earth will look completely different, or they may be gone altogether.
That planet would be Earth. While con controlling our pollution would certainly cause great harm, we could not introduce enough carbon dioxide for Earth to resemble Venus.
The future is uncertain.
earth will blablabla
40,000
10,000
1,000
2,000
A million has 6 zero's like this, 1,000,000A thousand has 3 zero's like this, 1,000So 6 million and 25 thousand would look like this, 6,025,000