Venus Express
E92493
Venus Express was a European Space Agency spacecraft that orbited Venus to study its atmosphere, climate, and surface characteristics from 2006 to 2014.
All labels observed (8)
| Label | Occurrences |
|---|---|
| Venus Express canonical | 15 |
| Venus Express mission | 5 |
| Venus Express orbiter | 3 |
| Venus Radio Science experiment | 2 |
| ESA Venus Express mission | 1 |
| ESA Venus program | 1 |
| Venus Express magnetometer boom | 1 |
| Venus Express spacecraft | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T727648 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Venus Express Context triple: [European Space Agency, mission, Venus Express]
-
A.
Mars Express
Mars Express is a European Space Agency spacecraft launched in 2003 to study Mars’ atmosphere, surface, and subsurface from orbit.
-
B.
Cassini–Huygens
Cassini–Huygens was a joint NASA/ESA/ASI mission consisting of an orbiter and a lander that studied Saturn and its moons in unprecedented detail, including landing on Titan.
-
C.
Galileo spacecraft
The Galileo spacecraft was a NASA robotic probe launched in 1989 to study the planet Jupiter and its moons, providing groundbreaking data on the Jovian system.
-
D.
Voyager 2
Voyager 2 is a NASA space probe launched in 1977 that conducted historic flybys of all four outer giant planets and is now traveling through interstellar space.
-
E.
ExoMars programme
The ExoMars programme is a joint European-led Mars exploration initiative focused on searching for signs of past or present life and demonstrating key technologies for future missions to the Red Planet.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Venus Express Target entity description: Venus Express was a European Space Agency spacecraft that orbited Venus to study its atmosphere, climate, and surface characteristics from 2006 to 2014.
-
A.
Mars Express
Mars Express is a European Space Agency spacecraft launched in 2003 to study Mars’ atmosphere, surface, and subsurface from orbit.
-
B.
Cassini–Huygens
Cassini–Huygens was a joint NASA/ESA/ASI mission consisting of an orbiter and a lander that studied Saturn and its moons in unprecedented detail, including landing on Titan.
-
C.
Galileo spacecraft
The Galileo spacecraft was a NASA robotic probe launched in 1989 to study the planet Jupiter and its moons, providing groundbreaking data on the Jovian system.
-
D.
Voyager 2
Voyager 2 is a NASA space probe launched in 1977 that conducted historic flybys of all four outer giant planets and is now traveling through interstellar space.
-
E.
ExoMars programme
The ExoMars programme is a joint European-led Mars exploration initiative focused on searching for signs of past or present life and demonstrating key technologies for future missions to the Red Planet.
- F. None of above. chosen
Statements (57)
| Predicate | Object |
|---|---|
| instanceOf |
Venus orbiter
ⓘ
interplanetary probe ⓘ spacecraft ⓘ |
| abbreviation | VEX ⓘ |
| apoapsisAltitude | approximately 66000 km above Venus ⓘ |
| arrivalAtVenusDate | 2006-04-11 ⓘ |
| attitudeControl | three-axis stabilized ⓘ |
| communicationBand |
S-band
ⓘ
X-band ⓘ |
| countryOfOrigin | Europe ⓘ |
| discoveredPhenomenon |
detailed structure of Venus polar vortices
ⓘ
double atmospheric vortex at Venus south pole ⓘ evidence for recent volcanic activity on Venus ⓘ evidence of lightning in Venus atmosphere ⓘ |
| dryMass | 700 kg ⓘ |
| endOfExtendedMission | 2014-12-16 ⓘ |
| endOfNominalMission | 2007-09-08 ⓘ |
| fundingAgency | European Space Agency ⓘ |
| inclination | about 90 degrees ⓘ |
| instrument |
ASPERA-4
ⓘ
MAG ⓘ PFS ⓘ SPICAV ⓘ VIRTIS ⓘ VMC ⓘ VeRa ⓘ |
| launchCountry | Kazakhstan ⓘ |
| launchDate | 2005-11-09 ⓘ |
| launchMass | 1244 kg ⓘ |
| launchSite |
Baikonur Cosmodrome Site 31/6
ⓘ
linked to:
Baikonur Cosmodrome
|
| launchVehicle |
Soyuz-FG/Fregat
ⓘ
linked to:
Soyuz-Fregat
|
| manufacturer |
EADS Astrium
ⓘ
linked to:
Airbus
|
| missionEnd | 2014-12-16 ⓘ |
| missionType |
atmospheric research mission
ⓘ
planetary science mission ⓘ remote sensing mission ⓘ |
| operator | European Space Agency ⓘ |
| orbitalPeriod | about 24 hours ⓘ |
| orbitInsertionDate | 2006-04-11 ⓘ |
| orbitType | polar orbit ⓘ |
| periapsisAltitude | approximately 250 km above Venus ⓘ |
| power | 1100 W ⓘ |
| primaryObjective |
study Venus atmosphere
ⓘ
study Venus climate ⓘ study Venus plasma environment ⓘ study Venus surface characteristics by remote sensing ⓘ |
| program |
ESA Venus program
ⓘ
linked to:
Venus Express
|
| propulsionType | bipropellant chemical propulsion ⓘ |
| relatedMission |
Mars Express
ⓘ
Rosetta ⓘ
linked to:
Rosetta mission
|
| scienceOperationsStart | 2006-06-04 ⓘ |
| spaceAgency |
ESA
ⓘ
linked to:
European Space Agency
|
| spacecraftBus | Mars Express bus ⓘ |
| status | mission completed ⓘ |
| studiedProcess |
atmospheric super-rotation of Venus
ⓘ
escape of atmospheric particles from Venus ⓘ |
| target | Venus ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Venus Express Description of subject: Venus Express was a European Space Agency spacecraft that orbited Venus to study its atmosphere, climate, and surface characteristics from 2006 to 2014.
Referenced by (29)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Venus Express
linked to: Venus Express
linked to: Venus Express
linked to: Venus Express
linked to: Venus Express
linked to: Venus Express