🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.52 AU - 0.74 AU

Year: 187 Days

Day: 12.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,452,849 km

• M1: 68,815 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.63 AU - 0.67 AU

Year: 196 Days

Day: 25.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,452,849 km

• M1: 61,784 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.8

Radius: 9.1

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.69 AU - 5.03 AU

Year: 4015 Days

Day: 12.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,452,849 km

• M1: 113,844 km (0.109 R)
• M2: 406,308 km (0.097 R)
• M3: 980,913 km (0.096 R)
• M4: 1,411,456 km (0.086 R)
• M5: 1,778,868 km (0.109 R)
• M6: 2,106,488 km (0.098 R)
• M7: 2,573,233 km (0.11 R)
• M8: 3,545,170 km (0.084 R)
• M9: 4,069,062 km (0.106 R)
• M10: 5,055,959 km (0.083 R)
• M11: 5,577,308 km (0.108 R)
• M12: 6,164,330 km (0.101 R)
• M13: 6,631,225 km (0.064 R)
• M14: 7,635,924 km (0.07 R)
• M15: 8,064,971 km (0.059 R)
• M16: 9,902,481 km (0.076 R)
• M17: 10,456,442 km (0.107 R)
• M18: 11,211,912 km (0.103 R)
• M19: 11,955,712 km (0.053 R)
• M20: 13,336,052 km (0.084 R)
• M21: 13,697,031 km (0.101 R)
• M22: 14,224,214 km (0.076 R)
• M23: 14,984,920 km (0.039 R)
• M24: 15,319,121 km (0.094 R)
• M25: 19,265,663 km (0.098 R)
• M26: 21,157,028 km (0.112 R)
• M27: 22,800,660 km (0.078 R)
• M28: 24,451,024 km (0.04 R)
• M29: 27,403,637 km (0.077 R)
• M30: 28,410,132 km (0.061 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.1

Radius: 7.1

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 12.72 AU - 14.22 AU

Year: 18526 Days

Day: 23.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,452,849 km

• M1: 88,562 km (0.1 R)
• M2: 353,799 km (0.108 R)
• M3: 593,156 km (0.052 R)
• M4: 912,996 km (0.062 R)
• M5: 2,094,071 km (0.089 R)
• M6: 3,488,024 km (0.12 R)
• M7: 3,886,553 km (0.096 R)
• M8: 4,911,597 km (0.106 R)
• M9: 5,302,497 km (0.098 R)
• M10: 5,752,337 km (0.062 R)
• M11: 11,873,583 km (0.092 R)
• M12: 12,708,938 km (0.072 R)
• M13: 13,999,518 km (0.102 R)
• M14: 14,568,289 km (0.108 R)
• M15: 15,078,418 km (0.102 R)
• M16: 15,600,365 km (0.093 R)
• M17: 16,680,462 km (0.11 R)
• M18: 17,727,198 km (0.101 R)
• M19: 19,248,010 km (0.084 R)
• M20: 23,426,727 km (0.09 R)
• M21: 24,026,016 km (0.096 R)
• M22: 25,991,134 km (0.068 R)
• M23: 26,310,974 km (0.112 R)
• M24: 28,510,362 km (0.086 R)
• M25: 29,308,168 km (0.074 R)
• M26: 29,887,261 km (0.038 R)
• M27: 30,710,498 km (0.118 R)
• M28: 31,187,715 km (0.119 R)
• M29: 38,123,372 km (0.073 R)
• M30: 40,360,159 km (0.081 R)
• M31: 40,789,056 km (0.088 R)
• M32: 45,093,436 km (0.083 R)
• M33: 45,555,244 km (0.106 R)
• M34: 45,864,912 km (0.115 R)
• M35: 54,070,355 km (0.098 R)
• M36: 57,428,528 km (0.116 R)
• M37: 59,619,688 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.4

Radius: 5.2

Gravity: 17.91 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 13.47 AU - 21.85 AU

Year: 27811 Days

Day: 17.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,452,849 km

• M1: 65,075 km (0.081 R)
• M2: 229,483 km (0.114 R)
• M3: 416,780 km (0.107 R)
• M4: 690,394 km (0.097 R)
• M5: 975,528 km (0.107 R)
• M6: 1,447,509 km (0.039 R)
• M7: 3,124,950 km (0.09 R)
• M8: 6,139,945 km (0.099 R)
• M9: 6,963,033 km (0.058 R)
• M10: 8,278,746 km (0.095 R)
• M11: 8,604,271 km (0.038 R)
• M12: 11,658,611 km (0.116 R)
• M13: 13,205,602 km (0.107 R)
• M14: 14,413,306 km (0.088 R)
• M15: 14,805,402 km (0.082 R)
• M16: 17,396,288 km (0.115 R)
• M17: 17,930,352 km (0.11 R)
• M18: 20,865,612 km (0.115 R)
• M19: 21,266,385 km (0.045 R)
• M20: 22,920,339 km (0.103 R)
• M21: 28,393,975 km (0.054 R)
• M22: 28,886,002 km (0.112 R)
• M23: 34,678,432 km (0.088 R)
• M24: 37,993,371 km (0.05 R)
• M25: 44,250,901 km (0.11 R)
• M26: 56,018,718 km (0.068 R)
• M27: 57,377,067 km (0.092 R)
• M28: 58,757,256 km (0.117 R)
• M29: 72,645,773 km (0.106 R)
• M30: 74,959,454 km (0.053 R)
• M31: 76,845,584 km (0.087 R)
• M32: 77,800,317 km (0.074 R)
• M33: 81,946,422 km (0.111 R)
• M34: 83,444,196 km (0.071 R)
• M35: 83,947,593 km (0.105 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 14,106 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit