🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.3

Radius: 11.8

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.91 AU - 1.07 AU

Year: 636 Days

Day: 13.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,759,481 km

• M1: 146,756 km (0.073 R)
• M2: 553,811 km (0.104 R)
• M3: 1,019,958 km (0.08 R)
• M4: 1,421,180 km (0.028 R)
• M5: 1,850,077 km (0.107 R)
• M6: 2,384,590 km (0.082 R)
• M7: 2,772,348 km (0.034 R)
• M8: 3,213,961 km (0.116 R)
• M9: 3,664,250 km (0.119 R)
• M10: 4,617,637 km (0.086 R)
• M11: 4,985,798 km (0.101 R)
• M12: 5,609,172 km (0.084 R)

Asteroid Belt

Center: 2.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.9

Radius: 8.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.15 AU - 4.47 AU

Year: 5777 Days

Day: 8.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,759,481 km

• M1: 111,750 km (0.042 R)
• M2: 517,609 km (0.072 R)
• M3: 911,799 km (0.041 R)
• M4: 1,263,204 km (0.086 R)
• M5: 1,738,028 km (0.101 R)
• M6: 2,286,603 km (0.084 R)
• M7: 2,692,911 km (0.067 R)
• M8: 4,084,471 km (0.117 R)
• M9: 4,867,167 km (0.077 R)
• M10: 5,442,371 km (0.065 R)
• M11: 6,115,711 km (0.062 R)
• M12: 7,472,713 km (0.085 R)
• M13: 18,932,059 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.3

Radius: 11.7

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.5 AU - 5.48 AU

Year: 6143 Days

Day: 7.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,759,481 km

• M1: 145,559 km (0.098 R)
• M2: 674,537 km (0.091 R)
• M3: 1,587,233 km (0.116 R)
• M4: 2,709,816 km (0.08 R)
• M5: 3,115,974 km (0.07 R)
• M6: 4,175,875 km (0.044 R)
• M7: 4,667,304 km (0.107 R)
• M8: 5,139,435 km (0.084 R)
• M9: 6,278,473 km (0.072 R)
• M10: 7,031,399 km (0.12 R)
• M11: 8,193,625 km (0.081 R)
• M12: 9,966,809 km (0.049 R)
• M13: 10,895,662 km (0.106 R)
• M14: 11,983,089 km (0.084 R)
• M15: 12,606,014 km (0.086 R)
• M16: 13,033,266 km (0.107 R)
• M17: 14,086,584 km (0.038 R)
• M18: 17,259,854 km (0.074 R)
• M19: 18,804,602 km (0.094 R)
• M20: 19,292,590 km (0.11 R)
• M21: 19,932,271 km (0.096 R)
• M22: 24,565,018 km (0.079 R)
• M23: 29,307,719 km (0.11 R)
• M24: 30,918,589 km (0.115 R)
• M25: 31,696,797 km (0.09 R)
• M26: 33,393,835 km (0.073 R)
• M27: 35,150,712 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.2

Radius: 3.9

Gravity: 36.11 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 8.42 AU - 13.28 AU

Year: 23076 Days

Day: 20.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,759,481 km

• M1: 48,619 km (0.097 R)
• M2: 196,721 km (0.068 R)
• M3: 457,919 km (0.088 R)
• M4: 651,798 km (0.088 R)
• M5: 1,122,732 km (0.094 R)
• M6: 1,866,383 km (0.072 R)
• M7: 2,642,946 km (0.082 R)
• M8: 3,323,616 km (0.117 R)
• M9: 4,179,465 km (0.094 R)
• M10: 5,249,240 km (0.033 R)
• M11: 5,764,904 km (0.06 R)
• M12: 6,227,011 km (0.102 R)
• M13: 7,129,984 km (0.116 R)
• M14: 8,168,343 km (0.105 R)
• M15: 9,820,801 km (0.088 R)
• M16: 10,912,417 km (0.111 R)
• M17: 12,353,343 km (0.118 R)
• M18: 12,490,225 km (0.097 R)
• M19: 13,768,988 km (0.112 R)
• M20: 15,686,234 km (0.097 R)
• M21: 16,417,918 km (0.101 R)
• M22: 17,600,788 km (0.111 R)
• M23: 18,301,654 km (0.11 R)
• M24: 19,020,920 km (0.115 R)
• M25: 21,095,693 km (0.081 R)
• M26: 21,886,168 km (0.111 R)
• M27: 24,483,337 km (0.098 R)
• M28: 25,245,688 km (0.115 R)
• M29: 37,210,825 km (0.102 R)
• M30: 37,783,934 km (0.118 R)
• M31: 43,210,148 km (0.077 R)
• M32: 52,287,448 km (0.053 R)
• M33: 53,187,129 km (0.118 R)
• M34: 58,802,585 km (0.093 R)
• M35: 64,388,270 km (0.035 R)
• M36: 65,006,857 km (0.06 R)
• M37: 69,882,102 km (0.092 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 11,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit