|
gptkbp:instanceOf
|
gptkb:standard
|
|
gptkbp:adjacentTo
|
gptkb:Chryse_Planitia
gptkb:Utopia_Planitia
gptkb:Acidalia_Planitia
|
|
gptkbp:coordinates
|
centered at 70°N 70°E
|
|
gptkbp:covers
|
most of the northern lowlands of Mars
|
|
gptkbp:discoveredBy
|
gptkb:Mariner_9
|
|
gptkbp:elevation
|
lower than Martian average
|
|
gptkbp:explores
|
gptkb:Mars_Reconnaissance_Orbiter
gptkb:Mars_Global_Surveyor
gptkb:Viking_1
gptkb:Viking_2
|
|
gptkbp:featureType
|
gptkb:valley
|
|
gptkbp:geologicalAge
|
Hesperian to Amazonian
|
|
gptkbp:hasArea
|
about 6 million square kilometers
|
|
gptkbp:hasFeature
|
gptkb:Lomonosov_Crater
gptkb:Olympia_Undae
gptkb:Planum_Boreum
Boreum Cavi
|
|
gptkbp:hasLatitudeRange
|
approximately 50°N to 80°N
|
|
gptkbp:hasLongitudeRange
|
0° to 360°E
|
|
gptkbp:hasPossibleOrigin
|
volcanic
sedimentary
impact-related
|
|
gptkbp:hasSurfaceMaterial
|
sand
dust
ice
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Vastitas Borealis
|
|
gptkbp:locatedOn
|
gptkb:Mars
|
|
gptkbp:namedFor
|
gptkb:International_Astronomical_Union
|
|
gptkbp:nameMeaning
|
northern waste
|
|
gptkbp:notableFor
|
low elevation
smooth terrain
possible ancient ocean
|
|
gptkbp:partOf
|
gptkb:northern_hemisphere_of_Mars
|
|
gptkbp:bfsParent
|
gptkb:Martian_Northern_Plains
gptkb:Phoenix_Mars_Lander_mission
gptkb:Mare_Acidalium
|
|
gptkbp:bfsLayer
|
8
|