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List of artificial objects on extraterrestrial surfaces

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This is a partial list of artificial objects left on extraterrestrial surfaces.

Artificial objects on Venus[edit]

Main article:List of artificial objects on Venus

Artificial objects on the Moon[edit]

Main article:List of artificial objects on the Moon

Artificial objects on Mars[edit]

Main articles:List of artificial objects on MarsandList of Mars landers

Artificial objects on other extraterrestrial bodies[edit]

Surface Object Mass Owner Landing Location Ref.
67P/Churyumov–Gerasimenko Philae 100 kg (220 lb) EuropeGermanyESA/DLR 12 November 2014 "Abydos"
Rosetta 1,230 kg (2,710 lb) EuropeESA 30 September 2016 "Sais"
433 Eros NEAR Shoemaker 487 kg (1,074 lb) United StatesNASA/APL 12 February 2001 South ofHimeros crater [1]
25143 Itokawa Hayabusatarget marker 0.6 kg (1.3 lb)[citation needed] JapanJAXA 20 November 2005 Muses Sea [2]
Mercury MESSENGER 1,108 kg (2,443 lb) United StatesNASA/APL 30 April 2015 Suisei Planitia
162173 Ryugu MASCOT 9.6 kg (21 lb) FranceGermanyCNES/DLR 3 October 2018 Alice's Wonderland [3][4][5]
MINERVA-IIRover-1A 1.1 kg (2.4 lb) JapanJAXA 21 September 2018 Tritonis [6][7][5]
MINERVA-II Rover-1B 1.1 kg (2.4 lb)
MINERVA-II Rover-2 1.0 kg (2.2 lb) October 2019 Unknown [8][9]
Hayabusa2Small Carry-on Impactor 2.5 kg (5.5 lb) 5 April 2019 "C01" [10][11]
Hayabusa2 Deployable Camera 3 ≈2.0 kg (4.4 lb) April 2019 Unknown [12]
Hayabusa2 Target Marker B 0.3 kg (0.66 lb) 25 October 2018 "L08" [13]
Hayabusa2 Target Marker A 0.3 kg (0.66 lb) 30 May 2019 "S01" [11]
Hayabusa2 Target Marker E 0.3 kg (0.66 lb) September 2019 Unknown [14]
Hayabusa2 Target Marker C 0.3 kg (0.66 lb) September 2019 Unknown [14]
9P/Tempel Deep Impactimpactor 372 kg (820 lb) United StatesNASA/JPL 4 July 2005
Titan Huygenslander 319 kg (703 lb) EuropeESA 14 January 2005 Northeast ofAdiri [15][16]
Huygensheat shield Unknown
Huygensparachute Unknown
Dimorphos Double Asteroid Redirection Testimpactor 570 kg (1,260 lb) United StatesNASA/JHUAPL 26 September 2022

Estimated total masses of objects[edit]

Surface Total estimatedmassof objects (kg) Total estimated localweightof objects (N)
Churyumov–Gerasimenko 100 ?
Eros 487 ?
Itokawa 0.591 ?
Jupiter 2,564 59,400
Mars 10,240 37,833
Mercury 507.9 1,881
The Moon 216,092 35,729
Ryugu 18.5 ?
Saturn 2,150 2,289.75
Tempel 1 370 2.5
Titan 319 372
Venus 22,642 201,256
Dimorphos 570 ?
Total 254,024 613,273+

Gallery[edit]

See also[edit]

External links[edit]

References[edit]

  1. ^Spaceflight Nowstaff (28 February 2001)."NEAR Shoemaker phones home for the last time".Spaceflight Now.Archivedfrom the original on 6 December 2018.Retrieved7 December2018.NEAR Shoemaker now rests silently just to the south of the saddle-shaped feature Himeros...
  2. ^Rayl, A.J.S. (21 November 2005)."Hayabusa Does Not Land on Asteroid in First Attempt, But Successfully Delivers Target Marker".The Planetary Society.Archived fromthe originalon 21 June 2011.Retrieved6 December2018....Sunday, November 20 (JST) JAXA received the signal that Hayabusa had carried out its task successfully [...] the target marker landed about six and a half minutes after it left Hayabusa, settling down just as planned in the nice flat region that the team dubbed Muses Sea...
  3. ^Wall, Mike (23 August 2018)."Landing Site on Asteroid Ryugu Chosen for Japan's Hayabusa2 Mission".Space.Archivedfrom the original on 8 December 2018.Retrieved8 December2018.The Hayabusa2 spacecraft's Mobile Asteroid Surface Scout (MASCOT) will land at a site in the asteroid Ryugu's southern hemisphere dubbed MA-9...
  4. ^Nowakowski, Tomasz (5 October 2018)."European MASCOT spacecraft successfully lands on asteroid Ryugu".Spaceflight Insider.Archivedfrom the original on 8 December 2018.Retrieved8 December2018.A small European spacecraft, known as the Mobile Asteroid Surface Scout (MASCOT), successfully landed on asteroid Ryugu on Wednesday, Oct. 3 [...] MASCOT weighs some 21 lbs. (9.6 kilograms)...
  5. ^ab"Correction to the name of the MINERVA-II1 landing site".JAXA.1 February 2019.
  6. ^Lakdawalla, Emily(24 August 2018)."Hayabusa2 Team Announces Ryugu Landing Sites, Initial Science Survey Results".The Planetary Society.Archivedfrom the original on 8 December 2018.Retrieved8 December2018."N6" marks the likely drop zone for MINERVA-II, which will deploy four microrovers.
  7. ^ABC/Wires (24 September 2018)."Hayabusa 2: Japanese space agency makes history by landing two rovers on an asteroid".ABC News Australia.Archivedfrom the original on 8 December 2018.Retrieved8 December2018.The rovers, each with a diameter of 18cm, height of 7cm and weight of about 1.1kg, were released from the Hayabusa2 spacecraft on Friday.
  8. ^The Downlink: Station Crew Home, Hayabusa2 Deploys Rover.Jason Davis,The Planetary Society.4 October 2019.
  9. ^@haya2e_jaxa (2 October 2019)."[MINERVA-II2] MINERVA-II2 is confirmed to have separated today (10/3) at 01:38 JST. The separation time was 00:57 J…"(Tweet) – viaTwitter.
  10. ^"Approach to the 2nd touchdown–Part 3: To go or not to go–".JAXA.8 July 2019.
  11. ^ab"The Pinpoint Touchdown – Target Marker 1A (PPTD-TM1A) operation".JAXA.5 May 2019.
  12. ^Gough, Evan (16 July 2019)."Hayabusa 2 is the First Spacecraft to Sample the Inside of an Asteroid".Universe Today.
  13. ^"The touchdown site".JAXA.19 February 2019.
  14. ^ab"Target marker separation operation".JAXA.16 September 2019.
  15. ^Cook, Jia-Rui C. (14 January 2010)."Land Ho! Huygens Plunged to Titan Surface 5 Years Ago".Jet Propulsion Laboratory.Archivedfrom the original on 6 December 2018.Retrieved6 December2018.The Huygens probe parachuted down to the surface of Saturn's haze-shrouded moon Titan exactly five years ago on Jan. 14, 2005 [...] as it plunged through Titan's hazy atmosphere and landed near a region now known as Adiri.
  16. ^NSSDCA staff (2005)."Huygens (NSSDCA/COSPAR ID: 1997-061C)".National Space Science Data Coordinated Archive(NSSDCA).Archivedfrom the original on 6 December 2018.Retrieved6 December2018.Mass: 319 kg
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