🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.45 AU - 0.65 AU

Year: 145 Days

Day: 15.2 Hours

Environment

Temp: 257 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.52 AU - 3.38 AU

Year: 1798 Days

Day: 16.4 Hours

Environment

Temp: -101 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.2

Radius: 12.6

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.01 AU - 6.37 AU

Year: 4815 Days

Day: 10.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,900,670 km

• M1: 156,779 km (0.043 R)
• M2: 607,966 km (0.034 R)
• M3: 1,500,915 km (0.06 R)
• M4: 2,083,450 km (0.108 R)
• M5: 2,992,406 km (0.114 R)
• M6: 4,066,968 km (0.04 R)
• M7: 4,492,424 km (0.066 R)
• M8: 6,140,544 km (0.074 R)
• M9: 7,423,046 km (0.12 R)
• M10: 8,428,793 km (0.098 R)
• M11: 9,486,599 km (0.107 R)
• M12: 9,971,745 km (0.049 R)
• M13: 10,870,529 km (0.111 R)
• M14: 11,950,775 km (0.109 R)
• M15: 13,423,567 km (0.07 R)
• M16: 14,666,426 km (0.119 R)
• M17: 16,834,398 km (0.109 R)
• M18: 17,380,580 km (0.069 R)
• M19: 18,222,068 km (0.081 R)
• M20: 18,797,870 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291

Radius: 12.8

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6.59 AU - 8.01 AU

Year: 6997 Days

Day: 14.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,900,670 km

• M1: 159,322 km (0.108 R)
• M2: 1,041,800 km (0.106 R)
• M3: 1,648,419 km (0.066 R)
• M4: 2,908,033 km (0.042 R)
• M5: 4,705,601 km (0.104 R)
• M6: 6,138,001 km (0.087 R)
• M7: 6,600,856 km (0.08 R)
• M8: 9,557,958 km (0.092 R)
• M9: 11,145,191 km (0.091 R)
• M10: 12,120,868 km (0.113 R)
• M11: 13,560,897 km (0.113 R)
• M12: 14,891,122 km (0.113 R)
• M13: 16,837,839 km (0.105 R)
• M14: 18,310,480 km (0.106 R)
• M15: 20,135,125 km (0.105 R)
• M16: 20,746,532 km (0.088 R)
• M17: 26,414,945 km (0.079 R)
• M18: 27,727,367 km (0.04 R)
• M19: 28,146,391 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.3

Radius: 14.3

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.35 AU - 11.53 AU

Year: 11118 Days

Day: 8.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,900,670 km

• M1: 178,171 km (0.082 R)
• M2: 1,396,197 km (0.092 R)
• M3: 1,949,260 km (0.089 R)
• M4: 2,902,498 km (0.083 R)
• M5: 3,900,465 km (0.061 R)
• M6: 5,116,397 km (0.036 R)
• M7: 5,937,839 km (0.08 R)
• M8: 7,417,062 km (0.061 R)
• M9: 8,064,372 km (0.095 R)
• M10: 10,874,718 km (0.09 R)
• M11: 13,450,943 km (0.118 R)
• M12: 14,680,338 km (0.098 R)
• M13: 15,151,721 km (0.093 R)
• M14: 16,267,422 km (0.075 R)
• M15: 19,617,966 km (0.069 R)
• M16: 21,027,776 km (0.102 R)
• M17: 21,801,047 km (0.105 R)
• M18: 22,771,638 km (0.086 R)
• M19: 23,313,183 km (0.102 R)
• M20: 26,249,190 km (0.088 R)
• M21: 27,754,893 km (0.096 R)
• M22: 29,211,527 km (0.097 R)
• M23: 34,239,213 km (0.102 R)
• M24: 36,402,398 km (0.078 R)
• M25: 37,517,650 km (0.114 R)
• M26: 42,614,749 km (0.11 R)
• M27: 47,566,438 km (0.08 R)
• M28: 48,899,206 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.7

Radius: 3.7

Gravity: 33.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 12.94 AU - 17.54 AU

Year: 21106 Days

Day: 22.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,900,670 km

• M1: 55,202 km (0.053 R)
• M2: 239,057 km (0.028 R)
• M3: 396,434 km (0.045 R)
• M4: 639,232 km (0.092 R)
• M5: 1,284,298 km (0.105 R)
• M6: 1,446,911 km (0.088 R)
• M7: 2,366,339 km (0.112 R)
• M8: 3,366,700 km (0.094 R)
• M9: 4,006,081 km (0.111 R)
• M10: 4,419,719 km (0.031 R)
• M11: 6,404,434 km (0.061 R)
• M12: 6,531,892 km (0.067 R)
• M13: 7,425,290 km (0.108 R)
• M14: 7,660,757 km (0.113 R)
• M15: 9,341,789 km (0.063 R)
• M16: 11,690,176 km (0.089 R)
• M17: 12,730,480 km (0.09 R)
• M18: 14,115,457 km (0.103 R)
• M19: 16,218,952 km (0.094 R)
• M20: 19,572,787 km (0.083 R)
• M21: 19,841,465 km (0.116 R)
• M22: 22,862,594 km (0.031 R)
• M23: 26,831,575 km (0.117 R)
• M24: 30,872,064 km (0.073 R)
• M25: 38,849,669 km (0.059 R)
• M26: 42,630,606 km (0.107 R)
• M27: 43,994,340 km (0.05 R)
• M28: 45,543,576 km (0.093 R)
• M29: 47,611,318 km (0.075 R)
• M30: 59,453,934 km (0.115 R)
• M31: 64,258,120 km (0.07 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 10,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit