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Now you see it, now you don’t! Telescopes caught a glimpse of our next flyby target Sunday in Argentina! More >> http://go.nasa.gov/2tfsHfU pic.twitter.com/SHMewNjGRB

Here are 10 things to know about our flyby of Kuiper Belt Object 2014 MU69, scheduled for New Year's Day 2019! >> http://go.nasa.gov/2t96KyN pic.twitter.com/4zK3Ueowsm

Scenes from Argentina: how the @NASANewHorizons team prepped for today's obs of our 2019 flyby target. #mu69occ https://tinyurl.com/KBprep pic.twitter.com/vHLjlKMSud

KBO chasers: scouting sites in Argentina for occultation observations of @NASANewHorizons next flyby target. Credit: A. Daynes #mu69occpic.twitter.com/fWH2900Hrf

Telescope assembly for the July 17 observations of 2014 MU69, recon on @NASANewHorizons' 2019 flyby target! Credit:T. Blank #mu69occpic.twitter.com/IKjKaxsPVZ

Unpacking telescopes in Argentina for the July 17 occultation obs of our next Kuiper Belt flyby target. #mu69occ https://tinyurl.com/y8qvlybt pic.twitter.com/5RXh1vHs3r

Eyes on MU69: Go inside the @SOFIAtelescope flight to gather critical data on @NASANewhorizons' next flyby target. https://tinyurl.com/ybdmt5uh pic.twitter.com/qfwkMThbHg

.@NASANewHorizons also explored Pluto’s moons! Here’s a spectacular flyover of Charon, using real spacecraft data: http://go.nasa.gov/2ur404c pic.twitter.com/nIPMVyQMdM

NEW! Enjoy this #Pluto flyby video, made with data from our historic #PlutoFlyby.pic.twitter.com/viHjvnfXw6

#OTD in 2015, @NASANewHorizons spacecraft completed its historic #PlutoFlyby! What we’ve learned & where it’s headed https://nasa.tumblr.com/post/162981388079/that-time-we-flew-past-pluto …pic.twitter.com/N3r8clpLRP

We were in the right place at the right time to study the #mu69occ! @NASANewHorizons is analyzing the data. Good night #askNASA.pic.twitter.com/DzUV13Xici

Briefing to cover tonight's @SOFIAtelescope flight and observations of Kuiper Belt object MU69, @NASANewHorizons next flyby target .#mu69occpic.twitter.com/QfkOFwni1x

We’ll be live from 40,000 ft as we study #mu69occ. Send us your questions with #askNASA. We’ll answer after takeoff https://go.nasa.gov/2uG9bKn pic.twitter.com/XM8hRceaRd

We’re going to search for rings or debris around @NASANewHorizons' next flyby object: https://go.nasa.gov/2uG9bKn  #mu69occ #NASA747pic.twitter.com/4LWybBTc8w

Preps underway on @SOFIAtelescope to grab critical advance data on @NASANewHorizons’ next flyby target! #mu69occ. https://www.nasa.gov/feature/sofia-to-make-advance-observations-of-next-new-horizons-flyby-object …pic.twitter.com/O0AM3HABbD

As we prepare for the New Year's Day 2019 flyby of Kuiper Belt object 2014 MU69, we're already gathering data! >> http://go.nasa.gov/2tis7Ar pic.twitter.com/nFElE9Ku7X

Clear skies and successful occultation obs in ARG and SA; now to dig into all the data! Credit:J.Jewell #mu69occ http://go.nasa.gov/2rOdJ3x pic.twitter.com/KzpzrqXh5Y

Chasing our next flyby target, in the most challenging stellar viewing campaign in history. Credit:J.Jewell #mu69occ http://go.nasa.gov/2s0o2xk pic.twitter.com/lcOguVEcsT

1 chance, to get 2 seconds of data, changing all we know about New Horizons’ next target. Credit:K. Getrost #mu69occ http://go.nasa.gov/2s0o2xk pic.twitter.com/wveOcCMnxZ

In Argentina, prepping for MU69 obs and learning more about New Horizons' next target! Credit:K. Getrost #mu69occ http://go.nasa.gov/2s0o2xk pic.twitter.com/nsqMYOkSXN