🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

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: 696.3

Radius: 13.4

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.66 AU - 0.7 AU

Year: 380 Days

Day: 13.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,974,233 km

• M1: 166,802 km (0.036 R)
• M2: 595,549 km (0.118 R)
• M3: 1,208,302 km (0.08 R)
• M4: 1,755,830 km (0.111 R)
• M5: 2,333,876 km (0.1 R)
• M6: 2,851,784 km (0.106 R)
• M7: 4,307,970 km (0.076 R)
• M8: 4,959,319 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.3

Radius: 8.9

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.69 AU - 1.03 AU

Year: 541 Days

Day: 8.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,974,233 km

• M1: 111,750 km (0.057 R)
• M2: 481,107 km (0.112 R)
• M3: 815,757 km (0.053 R)
• M4: 1,139,337 km (0.1 R)
• M5: 1,481,019 km (0.079 R)
• M6: 2,030,342 km (0.062 R)
• M7: 2,558,722 km (0.079 R)
• M8: 2,845,202 km (0.079 R)
• M9: 3,471,419 km (0.108 R)
• M10: 4,256,209 km (0.068 R)
• M11: 5,430,852 km (0.103 R)
• M12: 5,716,883 km (0.101 R)
• M13: 6,030,889 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.7

Radius: 11

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.83 AU - 1.29 AU

Year: 740 Days

Day: 14.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,974,233 km

• M1: 136,732 km (0.115 R)
• M2: 508,034 km (0.085 R)
• M3: 876,943 km (0.073 R)
• M4: 1,286,093 km (0.106 R)
• M5: 1,729,950 km (0.081 R)
• M6: 2,306,201 km (0.108 R)
• M7: 2,731,807 km (0.094 R)
• M8: 3,340,820 km (0.101 R)
• M9: 3,742,640 km (0.119 R)
• M10: 4,130,248 km (0.119 R)
• M11: 4,865,072 km (0.104 R)
• M12: 6,037,620 km (0.074 R)
• M13: 6,530,845 km (0.115 R)
• M14: 7,645,050 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.5

Radius: 12.8

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.17 AU - 1.89 AU

Year: 1284 Days

Day: 7.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,974,233 km

• M1: 159,322 km (0.117 R)
• M2: 574,905 km (0.1 R)
• M3: 1,036,264 km (0.06 R)
• M4: 1,531,284 km (0.075 R)
• M5: 2,018,524 km (0.086 R)
• M6: 2,432,910 km (0.074 R)
• M7: 2,835,628 km (0.096 R)
• M8: 3,484,882 km (0.107 R)
• M9: 3,948,337 km (0.069 R)
• M10: 5,951,751 km (0.044 R)
• M11: 6,350,280 km (0.079 R)
• M12: 7,045,910 km (0.115 R)
• M13: 8,947,748 km (0.108 R)
• M14: 9,378,440 km (0.1 R)
• M15: 10,482,323 km (0.083 R)
• M16: 12,335,691 km (0.111 R)
• M17: 12,869,905 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.4

Radius: 11.6

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.42 AU - 1.78 AU

Year: 1373 Days

Day: 12 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,974,233 km

• M1: 144,212 km (0.099 R)
• M2: 712,385 km (0.104 R)
• M3: 1,073,215 km (0.119 R)
• M4: 2,429,469 km (0.106 R)
• M5: 3,232,511 km (0.068 R)
• M6: 4,318,292 km (0.053 R)
• M7: 5,081,840 km (0.051 R)
• M8: 5,457,630 km (0.101 R)
• M9: 6,118,553 km (0.109 R)
• M10: 7,128,189 km (0.038 R)
• M11: 7,770,562 km (0.061 R)
• M12: 8,271,117 km (0.085 R)
• M13: 8,926,804 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.2

Radius: 13.6

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.25 AU - 5.59 AU

Year: 7402 Days

Day: 14.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,974,233 km

• M1: 169,345 km (0.099 R)
• M2: 616,194 km (0.12 R)
• M3: 1,116,898 km (0.04 R)
• M4: 1,651,112 km (0.1 R)
• M5: 2,104,692 km (0.036 R)
• M6: 2,794,787 km (0.056 R)
• M7: 4,140,869 km (0.115 R)
• M8: 4,719,663 km (0.107 R)
• M9: 5,753,235 km (0.101 R)
• M10: 6,310,337 km (0.087 R)
• M11: 6,758,832 km (0.045 R)
• M12: 7,657,616 km (0.081 R)
• M13: 10,523,163 km (0.102 R)
• M14: 11,277,585 km (0.11 R)
• M15: 11,856,230 km (0.105 R)
• M16: 17,010,026 km (0.113 R)
• M17: 18,785,154 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.5

Radius: 5.5

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.88 AU - 8.1 AU

Year: 13903 Days

Day: 17.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,974,233 km

• M1: 68,965 km (0.11 R)
• M2: 335,249 km (0.071 R)
• M3: 705,952 km (0.116 R)
• M4: 1,517,970 km (0.089 R)
• M5: 2,237,087 km (0.045 R)
• M6: 3,140,209 km (0.036 R)
• M7: 5,730,496 km (0.102 R)
• M8: 7,503,380 km (0.095 R)
• M9: 9,206,851 km (0.111 R)
• M10: 9,385,621 km (0.046 R)
• M11: 14,772,191 km (0.097 R)
• M12: 17,282,294 km (0.06 R)
• M13: 19,913,571 km (0.094 R)
• M14: 20,439,707 km (0.079 R)
• M15: 23,045,851 km (0.104 R)
• M16: 26,581,597 km (0.115 R)
• M17: 28,336,380 km (0.059 R)
• M18: 31,060,707 km (0.051 R)
• M19: 31,564,852 km (0.087 R)
• M20: 33,320,083 km (0.094 R)
• M21: 34,489,789 km (0.038 R)
• M22: 36,910,881 km (0.103 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 13,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit