Sign in with Twitter

Username:

The official twitter of the JAXA Hayabusa2 asteroid explorer.

8 Following   55,233 Followers   1,115 Tweets

Joined Twitter 11/26/14


Yesterday, we celebrated 2000 days since launch. On the L+2000 day, the straight-line distance between the spacecra… https://t.co/BeGAzpvK4y
5/26
2020
Today (5/25), Hayabusa2 achieved 2000 days of space flight & passed the mid-point for the return trip! The remainin… https://t.co/y2pvXfFqLv
5/25
2020
The second ion engine operation began on May 12. When we announced this to the Hayabusa2 project members overseas,… https://t.co/6VMd0DgJUj
5/22
2020
On day in the future, people may be able to actually visit asteroid Ryugu. But using virtual reality, the Ryugu tri… https://t.co/JrVIn8ShCCA sunburned Ryugu! Our article looks at the @ScienceMagazine paper led by Associate Professor Tomokatsu Morota (U.… https://t.co/6NE4EpFHkm
5/13
2020
Currently, Hayabusa2 is far from the Sun, so only one ion engine is operating. The 2nd phase of the ion engine oper… https://t.co/iNtGYV5qWGThe Hayabusa2 second-stage ion engine operation has begun. The ion engine was ignited today (May 12) at 7:00 JST (o… https://t.co/6lAdHIX7T7
5/12
2020
The second phase of the ion engine operations during the Hayabusa2 Earth-return Operation has begun. The preparatio… https://t.co/Hx1RA5J00N
5/11
2020
This shows a composite image taken with the ONC-W1 and W2 during the 1st touchdown (first realise). The ONC-W2 is a… https://t.co/s2UThJZ0MMThis animation captured with the ONC-W1 was used in the analysis by Morota et al. (first release). The left-side is… https://t.co/LWPCf5PLaVBased on data analysis from the 1st touchdown and global observations, Associate Professor Morota’s paper concluded… https://t.co/MdcoJJPJaIA new research paper about the surface of Ryugu led by Hayabusa2 project member, Associate Professor Tomokatsu Moro… https://t.co/YxQH7Kr3rp
5/9
2020
Thank you for all your replies about the location in the Milky Way that was imaged with the ONC-T! The correct answ… https://t.co/ugbkkBBToI
4/18
2020
This is the same image of the Milky Way coloured blue for artistry. Wrapped in stars, Hayabusa2 is now headed for t… https://t.co/4vbLEvh8OkWe took an image of the starry sky to check Hayabusa2's Optical Navigation Camera - Telescopic (ONC-T) and were abl… https://t.co/wNRDthfwFU
4/17
2020
Tomorrow (4/10), @BepiColombo will swing by the Earth with @JAXA_MMO and @ESA_Bepi! We were able to see the swing-b… https://t.co/ygC7Dow1vSThe new 54m-diameter antenna for the “GREAT” project succeeded in receiving Ka band (32 GHz) signal from Hayabusa2!… https://t.co/nLzr2QXvxP
4/9
2020
New research results based on the SCI impact experiment published in @ScienceMagazine by Professor Masahiko Arakawa… https://t.co/5hB6oXNaIW
3/23
2020
The paper by Prof. Masahiko Arakawa (Kobe U.) in Science found that the artificial crater formed on Ryugu is 7x lar… https://t.co/9lkan0MSGWThe green dotted line (previous image) is a pit with diameter about 3m. The depth of the artificial crater (to the… https://t.co/GscnGexMS8Digital Elevation Map (DEM) used to measure the shape of the artificial crater. Color indicates terrain height. The… https://t.co/Da5pYyxEqRWithin the Hayabusa2 Project, the artificial crater is known as the “SCI Crater” or the "Omusubi-Kororin Crater” (f… https://t.co/o2ix6bIlBjThis is a before & after comparison image of the area where the impactor (SCI) hit the asteroid surface. These chan… https://t.co/0QKYVB75RYThis sequence of images shows the ejecta thrown out of the artificial crater. Images were taken 185s before the imp… https://t.co/QvKGVq6qnMResults from the impact experiment (SCI) that generated the artificial crater on asteroid Ryugu was published in Sc… https://t.co/o5AJchlYFX
3/20
2020
We apologise for the repeated tweet: the first tweet contained a typo in Professor Okada’s name!New research results published in @Nature by Associate Professor Tatsuaki Okada (JAXA) examine the first global the… https://t.co/eOIbfV37Y9
3/18
2020
Although there is little difference in temperature during the daytime on Ryugu, the temperature drops sharply at th… https://t.co/io6ZtpPINLThermal inertia (ability to heat & cool) for the surface of Ryugu is estimated from variations in temperature. This… https://t.co/c2wHt6nINNThese are thermal images captured with the TIR. We see the dayside of Ryugu, but notably the temperature of the bou… https://t.co/cgBjC2tenf
3/17
2020
The 1st phase of the ion engine operation that began on Dec. 3 was temporarily paused on Feb. 5 as we near completi… https://t.co/P8eqaR53I2
2/10
2020
We met @DrBrianMay! https://t.co/dWVPFSfOgm https://t.co/WFjb7bZGfB
2/5
2020
We translated the shrine name incorrectly! Our team visited “新田稲荷神社” which is the “Shinden Inari Shrine”. https://t.co/TYYGsMwVawToday (January 7) a few of our project members made the first visit of the New Year to the Nitta Inari Shrine near… https://t.co/c86W97zHih
1/7
2020
Happy New Year! This is the year we are finally returning to Earth. Project Manager Tsuda has posted a New Year gr… https://t.co/r5KGaTseCs
1/2
2019
Watch Ryugu turn! This is one rotation of Ryugu seen from the home position (20km distance), captured on July 10, 2… https://t.co/Q5zlt3FtdXFarewell, Ryugu! On November 21, we animated several of the last images of Ryugu captured by Hayabusa2. Now we have… https://t.co/oSgBAovEA3
12/28
2019
Contact with the ion engine power process unit! Thrust has risen to 29.56 milinewtons. Let’s go, Hayabusa2!A message from Project Manager Tsuda: “People of Earth, we have just shipped a delivery from Ryugu. The delivery w… https://t.co/1l4dhw4GKBWell, let’s go back to Earth.[IES Return Trip] At 11:42 JST, Hayabusa2 ion engine acceleration began. The spacecraft was confirmed to be normal.… https://t.co/d5ka5SUlGP[IES Return Trip] At 8:52 JST, the complete set of commands for “start ion engine acceleration” was uploaded to Hay… https://t.co/GOTUkPLsLw[IES Return Trip] At 7:40am JST on December 3, we held a pre-operation briefing before beginning the operation at 0… https://t.co/6FYJwLaMZN
12/3
2019
Ion engine operation for the Earth return cruise operation will start on December 3. We are finally beginning full-… https://t.co/L9NahYm5Jv[Ion engine test run] The ion engine test operation has ended. This trial run has not had any problems and the prep… https://t.co/hxIfWMsTQe
11/29
2019
These are the connected navigation images captured from the departure from Ryugu on Nov. 13 to when attitude contro… https://t.co/dCeYLnQPbE
11/21
2019
After Hayabusa2 arrived at Ryugu, I rushed to the control room with the senior project members. Everyday, I was ama… https://t.co/G8oSv0tJeKAnd Moe Matsuoka, on the ONC/NIRS3 team says for #SAYONARA_Ryugu: When Hayabusa2 left the Earth, I was in a restau… https://t.co/VmX2jW5SOLA #SAYONARA_Ryugu message from Kent Yoshikawa in Navigation Guidance Control: Thank you for the memories that make… https://t.co/kOCiMQSBQnThe memory of our meeting will be always In my heart [3/3]Keep my lover's arms outstretched and yearnin' Please be sure the flame of science keeps burnin' In your heart Arr… https://t.co/ugImU3hwd3A #SAYONARA_Ryugu song entitled “Arrivederci Roma” has arrived from Dr. Alessandro Maturilli at DLR, written for Ha… https://t.co/vRyyPp1YIbThe scientific community is anticipating the findings that will come from the research and information provided by… https://t.co/QQaqNgy5jAand challenging mission exploring Ryugu and especially for the most recent significant milestone to collect samples… https://t.co/Kd7STWrhArA #SAYONARA_Ryugu message from Dr. Eileen K. Stansbery at the NASA Johnson Space Center: I would like to extend my… https://t.co/5qyj4GmjjpThank you very much for your many messages and warm support for the “Goodbye Ryugu” Campaign (11/13 - 11/19). There… https://t.co/gtziiBAi0TFrom today (11/20), work related to the trial operation of the ion engines has begun as scheduled. We will proceed… https://t.co/F9x3EbmpQdA #SAYONARA_Ryugu from Shota Kikuchi (responsible for landing point selection): There were a hopeless number of ro… https://t.co/FCWxv0ov92I have been involved since the first Hayabusa spacecraft and I am full of gratitude that we were able to explore in… https://t.co/g7ppJq7FkvA #SAYONARA_Ryugu message from ONC team member, Tatsuhiro Michikami: With the Hayabusa2 team’s hard work and the s… https://t.co/T0tyywTOT3
11/20
2019
From Navigation Guidance Control, Takeshi Ohno, sends a #SAYONARA_Ryugu message: Now to the Earth. A frantic and ferocious dash!From Dr Ernesto Palomba in Italy, #SAYONARA_Ryugu: 鳴な虫別るる恋はほしにさへ naku na mushi wakaruru koi wa hoshi ni sae don't… https://t.co/pF0wIhL2oVFrom TIR/SCI/DCAM3's Yuri Shimaki, a #SAYONARA_Ryugu message: A dark and rocky Ryugu. I was worried about locating… https://t.co/qYvKlyO8kyA #SAYONARA_Ryugu message from Drs. Yonekura and Ryoki at the Usuda and Uchinoura Ground Stations: Thank you for s… https://t.co/zwdWstas0MOur “Goodbye Ryugu” Campaign #SAYONARA_Ryugu: We have been introducing messages from the Hayabusa2 Project staff,… https://t.co/yq82nluL2eA message from our LIDAR team: With #SAYONARA_Ryugu we have established the LIDAR longest distance measurement rec… https://t.co/lLni5u3QuGFrom Dr. Nittler (Carnegie) #SAYONARA_Ryugu: Good-bye Ryugu, thank you for welcoming our visit & putting up with o… https://t.co/9ShpS1q5ZqI am excited to see what you have collected for us! I look forward to seeing your return to Earth and wish you a ve… https://t.co/fnHHuqSkclIt has been an amazing experience to watch you during this terrific mission and share in the wonders that you have… https://t.co/lVW8CEcJCdWe have a #SAYONARA_Ryugu message from Dr. Paul Abell at the NASA Johnson Space Center: Dear Hayabusa2, You have a… https://t.co/di1q6e1WaFWe received a #SAYONARA_Ryugu card from the @MASCOT2018 team. The Hayabusa2 team was very lucky to work with the gr… https://t.co/3Pq1ntqHTDMaiko Yamakawa from Tsuda Laboratory says for #SAYONARA_Ryugu: I knew I would say goodbye. It felt natural that Ha… https://t.co/EhZLynH0RFYuya Mimasu from Navigation Guidance Control sent this #SAYONARA_Ryugu: Thank you for the exciting days! It was an… https://t.co/a7NrRLeMnx#SAYONARA_Ryugu from Project Engineer Saeki: The preparations for Ryugu should have been perfect but the phrase “t… https://t.co/YhPX1xylMwReal-time delivery of our navigation images has now also ended. Thank you for watching! https://t.co/Po5PaHKk0Q#SAYONARA_Ryugu message from Project Manager Tsuda: Now is the time to look ahead. We will look back no more. Ou… https://t.co/d4RGPxD8TWAnd please tell the Little Prince, when he stops by, that we will someday visit his home, too. No Sayonara, but MATA AU HI MADE !! [3/3]We realized that you were a giving star. So filled with love, that you even gave us a part of you body, just as Amp… https://t.co/QRf17UFfcTTomoyoshi Goda from NEC sent us this #SAYONARA_Ryugu message: Charming my fellow, You've been so great to us. At f… https://t.co/tHalkeRYZ7A #SAYONARA_Ryugu message from Masahiko Hayakawa, responsible for SV: See you, Ryugu. Time with you has allowed me… https://t.co/MBafRsBdrsToday (Nov. 19) we changed to the spacecraft posture for ion engine operation. Attitude control was performed from… https://t.co/A6PIpcxZibWe received a #SAYONARA_Ryugu postcard message from Stefania @RocketStefy (currently at the University of Liverpoo… https://t.co/NDXJCLUswEToru Yada, responsible for curation, sent the following #SAYONARA_Ryugu: To Ryugu, it is lonely to leave you but I… https://t.co/kMyMzSmBUv#SAYONARA_Ryugu from System Manager, Takei Yuto: There’s the expression “the ball is your friend” but for me, “Ryu… https://t.co/DsXuIiPwpT
11/19
2019
Our sub-manager, Satoru Nakazawa, writes for #SAYONARA_Ryugu: It was a year and a half too packed to remember ever… https://t.co/TVlDVbRb0BPatrick Michel sent a #SAYONARA_Ryugu from France: Good bye Ryugu, We are now looking forward to receiving little… https://t.co/1yFkqci7qUScience team member, Hikaru Yabuta, sent this #SAYONARA_Ryugu message: Thank you, Ryugu, for the happiness and exc… https://t.co/AEyz0QUE8JThis #SAYONARA_Ryugu message is from Project Scientist Sei-ichiro Watanabe: Beautiful Ryugu, thank you for deepeni… https://t.co/KLbzvUa7J4Hayabusa2 has achieved so much during its encounter with Ryugu, but the best is yet to come when the samples touch… https://t.co/LyTELiWeDrWe have also received a #SAYONARA_Ryugu message from Dr. Lori Glaze, Director of NASA's Science Mission Directorate… https://t.co/haz9ZUU0ilHY2, it was the adventure of my life to leave Earth with you to Ryugu. Now it’s time to say goodbye & bring back th… https://t.co/Rvc5xYqf13We received a message and photo from the @MASCOT2018 team! https://t.co/VM6ukwMyFJThank you for sending so many messages for our “Goodbye Ryugu” Campaign #SAYONARA_Ryugu! We’ve received many messag… https://t.co/8uTnLqB5GX
11/18
2019
So long, @MASCOT2018! ✉️ ... https://t.co/rft3dDSGWQ https://t.co/IL5oF5kHeX
11/16
2019
THE LAST LOOK !! This is the very last stereo image of Asteroid Ryugu collected by the Hayabusa2 Mission. All ta… https://t.co/0RsLimnvV0
Retweeted by HAYABUSA2@JAXAOur “Goodbye Ryugu” (Sayonara Ryugu) campaign has begun! We would love to receive messages about Ryugu and Hayabusa… https://t.co/5FaYVaA4Da
11/14
2019
The images from Hayabusa2’s “Farewell Observation” is also displayed in the control room. This is a camera that con… https://t.co/fJjRyVb2Nt[Japan 13:20 JST] A chime has sounded and the operation has ended. Currently, a post-operation briefing is underway… https://t.co/VHSwb8NDxSThe material from the press briefing held on November 12 has been uploaded to the project website. The topic for… https://t.co/XBCUG2cK5o[Japan 13:20 JST] Today’s operation is coming to an end. We took a commemorative photo of everyone during the opera… https://t.co/Ljmum7nAvb
11/13
2019

0