It's an event that should bring us all together, so don't mess it up.
It's amazing what centuries of data can do.
Even partial eclipses can be exciting.
The spacecraft completely changed our view of Saturn and her moons
The evidence is right in front of you.
This Mars-sized exoplanet is a big deal
One of our writers went all the way to the remote Faroe Islands to get the best view of the event
Mars is at its closest and clearest right now. You know you want to look at it.
New Horizons scientist Leslie Young discusses what to expect from the flyby on Tuesday, and the 28-year wait leading up to it
The next one isn't until 2033, so enjoy the pictures now
Citizen scientists, assemble.
What is going on with my moon?
Watch a time-lapse here
Some drawings to explain the August eclipse's trajectory.
Don't worry, it's not rocket science.
Experience over two minutes of glorious darkness.
They happen about once every 18 months
It's both chance and certainty. And there's something kind of beautiful about that.
Tune in Friday at 4:30 a.m. ET to watch the moon eclipse the sun
Excerpt: Mask of the Sun
Popular Science on eclipses in Sumatra, Spain, and Hawaii.
If you're in Northern Canada, you'll get the best view.
Don't fry your eyeballs with counterfeits.
A magnificent flare, with a magnitude of 6.7. Plus, see our favorite Sun pics ever