Ad Astra Alliance

An organizing location for all space advocacy groups. Advocating for all peaceful space endeavors from all countries. Join us! #SpaceAdvocacy

[Ad Astra Alliance @AdAstraAlliance]

#CosmicPerspective #Learn

[The Mars Society @TheMarsSociety]

First ever Mars show home goes on display in London https://t.co/e7Xl5Wyci0 via @MailOnline

[CNN @CNN]

Exclusive to CNN, President Obama's mission to Mars: We can reach beyond earth's orbit 🚀 https://t.co/3yPW4oOLTi

[Mike Brown does not X @plutokiller]

Searching for Planet Nine? Our updated constraints on its orbit are here: https://t.co/bvkhEwhviC

[Ad Astra Alliance @AdAstraAlliance]

#MarsOpposition tonight! #lookup

[SpaceX @SpaceX]

1st stage has landed on Of Course I Still Love You https://t.co/tdni53IviI

[SpaceX @SpaceX]

The 1st stage of the Falcon 9 just landed on our Of Course I Still Love You droneship. Dragon in good orbit

[President Obama @POTUS44]

Congrats SpaceX on landing a rocket at sea. It's because of innovators like you & NASA that America continues to lead in space exploration.

[NASA @NASA]

Welcome home @StationCDRKelly! Your #YearInSpace helps ensure humans are “go” for our #JourneyToMars
https://t.co/5TkCH23Hwy

[Scott Kelly @StationCDRKelly]

#Thanks for following our #YearInSpace The journey isn't over. Follow me as I rediscover #Earth! See you down below!

[Gene J. Mikulka @genejm29]

#NASAJPL #Europa Is 2022 a good estimate for launch? Earliest possible opportunity, budget profile is good right now

[U.S. National Science Foundation @NSF]

The #gravitationalwaves were detected on Sept 14, 2015 at 5:51am EDT by both of the #LIGO detectors in Louisiana and Washington. #NSFLigo

[U.S. National Science Foundation @NSF]

We detected #gravitationalwaves. We did it!  -David Reitze, @Ligo Exec. Director

[Ad Astra Alliance @AdAstraAlliance]

Per Aspera Ad Astra. Remembering all those who gave their lives for space. #AdAstra #Apollo1

[Scott Kelly @StationCDRKelly]

First ever flower grown in space makes its debut! #SpaceFlower #zinnia #YearInSpace

[Ad Astra Alliance @AdAstraAlliance]

Redditors: check out r/ColonizeMars! A fast growing sub! #Reddit #Space #Mars

[NASA Watch @NASAWatch]

Missed the historic #SpaceX launch? Watch it again on @SpaceRef https://t.co/8x5uJgOPYq

[Ad Astra Alliance @AdAstraAlliance]

Congrats @SpaceX and @elonmusk on the successful landing! #SpaceX #Space #RocketScience

[Elon Musk @elonmusk]

There and back again

[SPACE.com @SPACEdotcom]

Behold, Enceladus! Awesome Photo Shows Off New Features on Saturn Moon https://t.co/xAkyil7I2o