🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.78 AU - 0.98 AU

Year: 293 Days

Day: 41.2 Hours

Environment

Temp: 175 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 101,726,195 km

• M1: 18,700 km (0.09 R)
• M2: 58,792 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.42 AU - 2.08 AU

Year: 821 Days

Day: 15.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.7 AU - 2.14 AU

Year: 944 Days

Day: 44.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.9 AU - 2.6 AU

Year: 1197 Days

Day: 20.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,726,195 km

• M1: 387,907 km (0.075 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.49 AU - 2.65 AU

Year: 1462 Days

Day: 43.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 101,726,195 km

• M1: 69,563 km (0.084 R)
• M2: 1,300,753 km (0.091 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.9

Radius: 14.8

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.26 AU - 6.8 AU

Year: 5920 Days

Day: 7 Hours

Environment

Temp: -156 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 101,726,195 km

• M1: 184,005 km (0.063 R)
• M2: 687,701 km (0.102 R)
• M3: 1,352,215 km (0.113 R)
• M4: 2,051,585 km (0.114 R)
• M5: 2,628,135 km (0.07 R)
• M6: 3,270,509 km (0.055 R)
• M7: 3,778,992 km (0.109 R)
• M8: 4,443,805 km (0.046 R)
• M9: 5,185,810 km (0.07 R)
• M10: 6,336,068 km (0.117 R)
• M11: 7,957,111 km (0.113 R)
• M12: 10,862,601 km (0.075 R)
• M13: 11,954,515 km (0.083 R)
• M14: 12,686,647 km (0.076 R)
• M15: 15,305,059 km (0.12 R)
• M16: 17,658,533 km (0.068 R)
• M17: 19,096,916 km (0.115 R)
• M18: 21,742,555 km (0.09 R)
• M19: 22,206,158 km (0.116 R)
• M20: 23,073,228 km (0.091 R)
• M21: 23,799,376 km (0.094 R)
• M22: 26,156,440 km (0.104 R)
• M23: 28,850,548 km (0.109 R)
• M24: 29,504,889 km (0.092 R)
• M25: 31,037,669 km (0.106 R)
• M26: 31,527,452 km (0.101 R)
• M27: 33,538,047 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.2

Radius: 13.2

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.46 AU - 8.6 AU

Year: 6613 Days

Day: 5.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,726,195 km

• M1: 164,258 km (0.047 R)
• M2: 694,284 km (0.109 R)
• M3: 1,323,193 km (0.09 R)
• M4: 1,989,801 km (0.107 R)
• M5: 3,255,399 km (0.098 R)
• M6: 3,858,727 km (0.091 R)
• M7: 4,588,915 km (0.057 R)
• M8: 5,290,828 km (0.072 R)
• M9: 7,269,559 km (0.104 R)
• M10: 11,298,379 km (0.048 R)
• M11: 14,013,281 km (0.111 R)
• M12: 14,947,969 km (0.11 R)
• M13: 15,675,912 km (0.102 R)
• M14: 18,342,793 km (0.114 R)
• M15: 22,771,040 km (0.076 R)
• M16: 23,410,870 km (0.112 R)
• M17: 25,831,214 km (0.112 R)
• M18: 27,504,616 km (0.115 R)
• M19: 30,292,372 km (0.085 R)
• M20: 32,453,014 km (0.114 R)
• M21: 33,161,510 km (0.107 R)
• M22: 34,819,652 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.6

Radius: 4.7

Gravity: 35.43 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 16.1 AU - 16.62 AU

Year: 23475 Days

Day: 24.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 64.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 101,726,195 km

• M1: 71,657 km (0.114 R)
• M2: 317,147 km (0.094 R)
• M3: 734,675 km (0.113 R)
• M4: 1,343,389 km (0.077 R)
• M5: 1,559,857 km (0.074 R)
• M6: 2,127,581 km (0.06 R)
• M7: 4,466,544 km (0.081 R)
• M8: 5,890,865 km (0.117 R)
• M9: 8,280,841 km (0.088 R)
• M10: 8,951,787 km (0.096 R)
• M11: 10,786,455 km (0.103 R)
• M12: 12,930,941 km (0.086 R)
• M13: 13,986,354 km (0.106 R)
• M14: 21,861,036 km (0.106 R)
• M15: 23,354,322 km (0.106 R)
• M16: 24,125,798 km (0.094 R)
• M17: 28,240,039 km (0.062 R)
• M18: 30,657,989 km (0.099 R)
• M19: 32,798,436 km (0.101 R)
• M20: 33,072,798 km (0.112 R)
• M21: 37,076,187 km (0.096 R)
• M22: 39,039,958 km (0.114 R)
• M23: 43,668,366 km (0.09 R)
• M24: 45,345,508 km (0.099 R)
• M25: 58,706,543 km (0.037 R)
• M26: 59,111,055 km (0.115 R)
• M27: 59,925,466 km (0.032 R)
• M28: 70,975,663 km (0.041 R)
• M29: 72,590,871 km (0.083 R)
• M30: 81,035,521 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.9

Radius: 3.7

Gravity: 46.45 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 16.85 AU - 23.45 AU

Year: 32089 Days

Day: 20.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 101,726,195 km

• M1: 46,076 km (0.049 R)
• M2: 181,313 km (0.099 R)
• M3: 331,060 km (0.106 R)
• M4: 743,501 km (0.031 R)
• M5: 896,540 km (0.116 R)
• M6: 1,434,195 km (0.068 R)
• M7: 2,069,687 km (0.107 R)
• M8: 3,409,186 km (0.052 R)
• M9: 3,800,684 km (0.088 R)
• M10: 5,408,113 km (0.066 R)
• M11: 7,002,826 km (0.085 R)
• M12: 12,081,973 km (0.084 R)
• M13: 13,141,126 km (0.12 R)
• M14: 16,505,881 km (0.091 R)
• M15: 16,779,196 km (0.065 R)
• M16: 22,451,200 km (0.102 R)
• M17: 25,229,531 km (0.08 R)
• M18: 27,330,484 km (0.056 R)
• M19: 28,098,968 km (0.068 R)
• M20: 32,442,542 km (0.051 R)
• M21: 33,740,154 km (0.096 R)
• M22: 34,033,216 km (0.095 R)
• M23: 38,156,283 km (0.116 R)
• M24: 39,277,071 km (0.07 R)
• M25: 41,249,219 km (0.069 R)
• M26: 44,505,217 km (0.098 R)
• M27: 48,670,620 km (0.055 R)
• M28: 49,044,764 km (0.08 R)
• M29: 50,178,267 km (0.107 R)
• M30: 51,136,292 km (0.074 R)
• M31: 67,697,824 km (0.103 R)
• M32: 69,338,164 km (0.105 R)
• M33: 77,939,294 km (0.097 R)
• M34: 83,961,955 km (0.075 R)
• M35: 86,948,975 km (0.116 R)
• M36: 91,988,329 km (0.077 R)
• M37: 92,273,911 km (0.053 R)
• M38: 95,453,913 km (0.103 R)
• M39: 95,746,527 km (0.102 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 16,400 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit