What, or when, would aliens see, if they looked at the earth?
Answers to Space Science Questions
Answers to questions about space science, astronomy, rockets, planets, galaxies, stars...
Would gravity or mirrors be your best bet?
The molecules floating in the void above...
What do these ripples in space time mean for us?
Weighing up the costs of exploring the cosmos...
Does life require water or a different solvent?
What other impacts will it have on the human body...
Would gravity make taking a shower on the moon problematic?
Do balloons have a role to play as we explore the stars?
What processes make planets spherical and mountains pointy?
Why don't stars run out of fuel?...
The answer involves zooming in on the singularity at their centre...
How would the atmosphere be affected...
And if so, how did it get there?
What impact does the reduced gravity have on the effectiveness of explosives?
Would living on the moon mean birthdays arrive quicker?
What is the relationship between these ominous sounding entities...
Do we just use a really long brush?
Twinkle twinkle little star, how we all wonder what you are.