Send an Instagram photo or video saying "hello" to the astronauts.
They could be included in a video slideshow that will be sent up to the astronauts!
Hashtag your photos and videos with #hellofromearth!
Never miss a Nat Geo moment
Join our curious community and you'll have access to some great features!
Personalised content reflecting your interests on the site
Watch exclusive videos before anyone else
Favourite content that you like or want to check out later
Free SMS and Email reminders so you never miss a show
Get notified when content that interests you is published
Share your photos on Snap! that could appear on TV
Share your thoughts and opinions on various matters
Receive a monthly newsletter with loads of great content