solar system »

What would happen if the sun disappeared?

What would happen if the sun disappeared?

Relatively Interesting November 25, 2016 0

What would happen if – all of a sudden – the Sun just disappeared?  Well, 8 minutes later (the time it takes for light from the Sun to reach the Earth), it would be

Read More »
Terraforming Mars:  A Plan to Colonize the Red Planet

Terraforming Mars: A Plan to Colonize the Red Planet

Relatively Interesting May 24, 2016 2

In the event of a catastrophic event on the same scale as the asteroid that helped to extinguish the dinosaurs roughly 66 million years ago, humanity’s greatest chance for survival might be on another

Read More »
Voyager 1:  The Farthest Man-Made Object in Space

Voyager 1: The Farthest Man-Made Object in Space

Relatively Interesting July 25, 2014 0

Follow the journey of the most distant man-made object in space with this infographic… September 5, 1977:  Voyager 1 is launched January, 1979:  Voyager 1 begins photographing the planet Jupiter March 5, 1979:  Voyager

Read More »
How big is the Solar System? [infographic]

How big is the Solar System? [infographic]

Relatively Interesting June 20, 2013 0

How big is our solar system?  Well, distances are typically measured in astronomical units (AU).  One AU is slightly less than the average distance from the Earth to the Sun, or roughly 93 million

Read More »
What if the other planets were as close as the moon?

What if the other planets were as close as the moon?

Relatively Interesting April 3, 2013 4

What would the horizon look like if you could swap the moon for each of the other planets?  A full moon completely dominates the night sky… imagine if Jupiter were as close to Earth

Read More »
Planets Viewed from Earth as if They Were at The Distance of Our Moon [video]

Planets Viewed from Earth as if They Were at The Distance of Our Moon [video]

Relatively Interesting October 2, 2012 0

What would it be like to look up into the night sky and see the other planets if they were all the same distance from the Earth as the Moon?  Brad Goodspeed figured it

Read More »