🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980

Radius: 12.7

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.62 AU - 0.74 AU

Year: 380 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,641,191 km

• M1: 160,219 km (0.101 R)
• M2: 577,149 km (0.036 R)
• M3: 1,014,124 km (0.114 R)
• M4: 1,495,231 km (0.117 R)
• M5: 2,155,406 km (0.116 R)
• M6: 2,718,792 km (0.103 R)
• M7: 3,379,117 km (0.113 R)
• M8: 4,130,547 km (0.072 R)
• M9: 5,037,260 km (0.047 R)
• M10: 5,471,841 km (0.111 R)
• M11: 5,879,196 km (0.058 R)

Asteroid Belt

Center: 1.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.8

Radius: 13.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.5 AU - 1.84 AU

Year: 1464 Days

Day: 9 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,641,191 km

• M1: 172,187 km (0.095 R)
• M2: 690,993 km (0.077 R)
• M3: 1,123,480 km (0.07 R)
• M4: 1,685,370 km (0.094 R)
• M5: 2,613,325 km (0.066 R)
• M6: 3,117,021 km (0.05 R)
• M7: 3,831,650 km (0.084 R)
• M8: 4,322,930 km (0.078 R)
• M9: 5,331,519 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.1

Radius: 13.7

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.38 AU - 2.26 AU

Year: 1665 Days

Day: 11.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,641,191 km

• M1: 170,392 km (0.117 R)
• M2: 608,415 km (0.11 R)
• M3: 1,303,895 km (0.06 R)
• M4: 2,995,099 km (0.083 R)
• M5: 3,850,649 km (0.104 R)
• M6: 4,336,543 km (0.055 R)
• M7: 4,821,539 km (0.07 R)
• M8: 6,498,831 km (0.093 R)
• M9: 7,136,566 km (0.102 R)
• M10: 7,613,335 km (0.067 R)
• M11: 8,201,404 km (0.11 R)
• M12: 8,819,692 km (0.073 R)
• M13: 12,152,882 km (0.068 R)
• M14: 13,541,898 km (0.111 R)
• M15: 14,275,078 km (0.097 R)
• M16: 14,763,515 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.3

Radius: 11.8

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.3 AU - 3.46 AU

Year: 3315 Days

Day: 8.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,641,191 km

• M1: 146,756 km (0.098 R)
• M2: 862,881 km (0.093 R)
• M3: 1,434,494 km (0.065 R)
• M4: 2,304,705 km (0.058 R)
• M5: 2,778,332 km (0.059 R)
• M6: 4,762,747 km (0.119 R)
• M7: 6,171,959 km (0.078 R)
• M8: 8,070,506 km (0.101 R)
• M9: 8,540,393 km (0.086 R)
• M10: 10,845,247 km (0.053 R)
• M11: 12,054,596 km (0.052 R)
• M12: 12,894,289 km (0.063 R)
• M13: 13,444,510 km (0.092 R)
• M14: 14,250,693 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.9

Radius: 14.6

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.25 AU - 3.55 AU

Year: 3350 Days

Day: 13.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,641,191 km

• M1: 183,108 km (0.116 R)
• M2: 977,323 km (0.099 R)
• M3: 1,773,034 km (0.101 R)
• M4: 2,451,909 km (0.105 R)
• M5: 3,271,556 km (0.051 R)
• M6: 4,180,512 km (0.111 R)
• M7: 5,091,713 km (0.028 R)
• M8: 5,755,628 km (0.097 R)
• M9: 8,746,539 km (0.086 R)
• M10: 10,365,786 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.1

Radius: 8.1

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.07 AU - 4.29 AU

Year: 5796 Days

Day: 10 Hours

Environment

Temp: -215 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,641,191 km

• M1: 101,128 km (0.117 R)
• M2: 542,292 km (0.108 R)
• M3: 886,068 km (0.108 R)
• M4: 1,209,050 km (0.1 R)
• M5: 2,157,052 km (0.114 R)
• M6: 2,654,165 km (0.109 R)
• M7: 4,149,396 km (0.086 R)
• M8: 4,835,901 km (0.111 R)
• M9: 6,137,253 km (0.099 R)
• M10: 6,483,422 km (0.107 R)
• M11: 9,511,283 km (0.071 R)
• M12: 10,665,131 km (0.058 R)
• M13: 11,533,996 km (0.111 R)
• M14: 13,869,667 km (0.074 R)
• M15: 14,123,685 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.5

Radius: 14.8

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.96 AU - 5.38 AU

Year: 7973 Days

Day: 7.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,641,191 km

• M1: 184,903 km (0.113 R)
• M2: 1,052,870 km (0.06 R)
• M3: 2,098,709 km (0.095 R)
• M4: 2,727,169 km (0.07 R)
• M5: 4,294,955 km (0.092 R)
• M6: 5,964,467 km (0.095 R)
• M7: 9,335,356 km (0.07 R)
• M8: 11,190,070 km (0.082 R)
• M9: 12,254,459 km (0.114 R)
• M10: 13,332,461 km (0.083 R)
• M11: 14,361,545 km (0.045 R)
• M12: 16,093,290 km (0.078 R)
• M13: 16,761,993 km (0.101 R)
• M14: 19,624,249 km (0.091 R)
• M15: 27,831,038 km (0.116 R)
• M16: 31,538,821 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.7

Radius: 10

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.05 AU - 6.01 AU

Year: 8820 Days

Day: 8.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 40,641,191 km

• M1: 124,316 km (0.106 R)
• M2: 505,042 km (0.116 R)
• M3: 836,551 km (0.046 R)
• M4: 1,175,091 km (0.043 R)
• M5: 1,620,444 km (0.084 R)
• M6: 2,602,554 km (0.076 R)
• M7: 3,694,768 km (0.092 R)
• M8: 4,577,246 km (0.095 R)
• M9: 5,188,952 km (0.065 R)
• M10: 6,363,594 km (0.086 R)
• M11: 6,902,147 km (0.1 R)
• M12: 7,667,340 km (0.117 R)
• M13: 8,919,773 km (0.112 R)
• M14: 10,016,176 km (0.082 R)
• M15: 10,352,322 km (0.072 R)
• M16: 10,695,949 km (0.06 R)
• M17: 11,302,718 km (0.048 R)
• M18: 11,878,969 km (0.067 R)
• M19: 12,201,502 km (0.083 R)
• M20: 13,376,742 km (0.101 R)
• M21: 14,141,038 km (0.091 R)
• M22: 16,081,173 km (0.071 R)
• M23: 18,477,880 km (0.06 R)
• M24: 18,838,710 km (0.116 R)
• M25: 19,574,433 km (0.119 R)
• M26: 20,636,428 km (0.079 R)
• M27: 25,359,681 km (0.119 R)
• M28: 25,895,391 km (0.118 R)
• M29: 26,989,251 km (0.118 R)
• M30: 29,269,123 km (0.055 R)
• M31: 31,162,732 km (0.093 R)
• M32: 38,025,535 km (0.079 R)
• M33: 38,375,295 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 11,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit