🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.1

Radius: 10.6

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.08 AU - 1.38 AU

Year: 925 Days

Day: 14.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,843,955 km

• M1: 131,796 km (0.106 R)
• M2: 530,324 km (0.086 R)
• M3: 895,942 km (0.117 R)
• M4: 1,392,457 km (0.084 R)
• M5: 1,871,170 km (0.088 R)
• M6: 2,627,537 km (0.08 R)
• M7: 3,174,616 km (0.059 R)
• M8: 3,859,027 km (0.116 R)
• M9: 4,582,033 km (0.098 R)
• M10: 5,082,139 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.5

Radius: 13.9

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.38 AU - 2.08 AU

Year: 1543 Days

Day: 12.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,843,955 km

• M1: 172,935 km (0.088 R)
• M2: 605,423 km (0.111 R)
• M3: 1,047,634 km (0.117 R)
• M4: 1,902,287 km (0.094 R)
• M5: 3,065,111 km (0.067 R)
• M6: 3,684,147 km (0.086 R)
• M7: 4,718,616 km (0.103 R)
• M8: 6,274,583 km (0.108 R)
• M9: 6,906,036 km (0.083 R)
• M10: 7,414,220 km (0.1 R)
• M11: 7,861,518 km (0.118 R)
• M12: 8,445,847 km (0.063 R)
• M13: 11,007,711 km (0.097 R)
• M14: 11,665,642 km (0.081 R)
• M15: 12,583,724 km (0.076 R)
• M16: 13,141,126 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.6

Radius: 11.2

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.78 AU - 2.5 AU

Year: 2123 Days

Day: 6.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,843,955 km

• M1: 139,724 km (0.075 R)
• M2: 574,905 km (0.115 R)
• M3: 1,237,623 km (0.113 R)
• M4: 1,599,052 km (0.096 R)
• M5: 2,044,405 km (0.115 R)
• M6: 3,445,389 km (0.119 R)
• M7: 4,339,236 km (0.107 R)
• M8: 5,598,700 km (0.061 R)
• M9: 6,051,234 km (0.095 R)
• M10: 6,973,206 km (0.054 R)
• M11: 7,438,305 km (0.082 R)
• M12: 8,080,230 km (0.087 R)
• M13: 8,495,813 km (0.081 R)
• M14: 11,858,474 km (0.105 R)
• M15: 12,649,547 km (0.101 R)
• M16: 13,036,557 km (0.105 R)
• M17: 14,291,085 km (0.047 R)
• M18: 14,710,856 km (0.043 R)
• M19: 15,624,301 km (0.076 R)
• M20: 16,422,555 km (0.04 R)
• M21: 17,300,246 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748

Radius: 7.2

Gravity: 14.43 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.55 AU - 5.89 AU

Year: 9279 Days

Day: 24.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,843,955 km

• M1: 89,609 km (0.074 R)
• M2: 804,388 km (0.095 R)
• M3: 1,096,403 km (0.055 R)
• M4: 1,851,573 km (0.088 R)
• M5: 2,186,373 km (0.058 R)
• M6: 2,661,197 km (0.105 R)
• M7: 3,226,078 km (0.115 R)
• M8: 4,109,154 km (0.091 R)
• M9: 4,475,220 km (0.057 R)
• M10: 4,955,429 km (0.111 R)
• M11: 6,125,434 km (0.078 R)
• M12: 7,718,053 km (0.119 R)
• M13: 8,364,316 km (0.096 R)
• M14: 8,814,755 km (0.075 R)
• M15: 9,472,388 km (0.118 R)
• M16: 11,097,918 km (0.069 R)
• M17: 13,139,331 km (0.06 R)
• M18: 13,502,405 km (0.061 R)
• M19: 14,059,507 km (0.111 R)
• M20: 14,760,971 km (0.112 R)
• M21: 16,233,763 km (0.097 R)
• M22: 19,703,685 km (0.102 R)
• M23: 24,812,452 km (0.04 R)
• M24: 27,472,751 km (0.097 R)
• M25: 27,967,023 km (0.104 R)
• M26: 30,633,306 km (0.098 R)
• M27: 31,594,322 km (0.089 R)
• M28: 36,228,266 km (0.092 R)
• M29: 40,781,576 km (0.066 R)
• M30: 43,662,233 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252

Radius: 8

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.81 AU - 6.39 AU

Year: 10218 Days

Day: 18.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 34,843,955 km

• M1: 111,899 km (0.055 R)
• M2: 746,045 km (0.096 R)
• M3: 1,336,807 km (0.108 R)
• M4: 1,961,228 km (0.12 R)
• M5: 2,323,105 km (0.09 R)
• M6: 2,804,511 km (0.111 R)
• M7: 3,265,572 km (0.077 R)
• M8: 4,162,112 km (0.057 R)
• M9: 4,416,578 km (0.111 R)
• M10: 5,509,989 km (0.045 R)
• M11: 7,126,992 km (0.099 R)
• M12: 7,604,359 km (0.107 R)
• M13: 8,300,139 km (0.116 R)
• M14: 11,218,195 km (0.088 R)
• M15: 11,513,351 km (0.086 R)
• M16: 13,230,585 km (0.037 R)
• M17: 14,178,737 km (0.045 R)
• M18: 15,231,457 km (0.072 R)
• M19: 17,229,935 km (0.093 R)
• M20: 18,291,930 km (0.058 R)
• M21: 18,632,564 km (0.097 R)
• M22: 19,965,930 km (0.111 R)
• M23: 20,619,224 km (0.113 R)
• M24: 21,512,323 km (0.09 R)
• M25: 25,938,176 km (0.108 R)
• M26: 26,978,480 km (0.054 R)
• M27: 30,456,481 km (0.04 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: 453 - 18,210 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit