🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.54 AU - 0.62 AU

Year: 166 Days

Day: 15.1 Hours

Environment

Temp: 207 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,981,509 km

• M1: 31,864 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.61 AU - 0.75 AU

Year: 211 Days

Day: 43 Hours

Environment

Temp: 147 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.26 AU - 2.84 AU

Year: 1534 Days

Day: 40.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.04 AU - 4.02 AU

Year: 2499 Days

Day: 30.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.6

Radius: 14.1

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.77 AU - 5.93 AU

Year: 4024 Days

Day: 14.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,981,509 km

• M1: 177,722 km (0.086 R)
• M2: 679,922 km (0.082 R)
• M3: 1,131,110 km (0.1 R)
• M4: 1,673,551 km (0.109 R)
• M5: 2,987,170 km (0.09 R)
• M6: 4,420,916 km (0.048 R)
• M7: 5,449,701 km (0.067 R)
• M8: 5,929,611 km (0.109 R)
• M9: 7,634,727 km (0.062 R)
• M10: 8,769,726 km (0.037 R)
• M11: 9,647,118 km (0.101 R)
• M12: 10,163,679 km (0.067 R)
• M13: 10,933,660 km (0.097 R)
• M14: 11,577,379 km (0.11 R)
• M15: 14,031,981 km (0.115 R)
• M16: 17,295,010 km (0.066 R)
• M17: 18,059,006 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.2

Radius: 12.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.47 AU - 5.51 AU

Year: 4846 Days

Day: 6.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 103,981,509 km

• M1: 161,117 km (0.053 R)
• M2: 818,899 km (0.117 R)
• M3: 1,713,494 km (0.118 R)
• M4: 3,425,791 km (0.066 R)
• M5: 6,368,681 km (0.106 R)
• M6: 7,064,610 km (0.072 R)
• M7: 7,611,091 km (0.045 R)
• M8: 10,326,741 km (0.085 R)
• M9: 11,074,431 km (0.078 R)
• M10: 12,912,241 km (0.119 R)
• M11: 14,841,754 km (0.038 R)
• M12: 16,956,769 km (0.065 R)
• M13: 17,472,134 km (0.097 R)
• M14: 17,880,087 km (0.112 R)
• M15: 19,142,394 km (0.104 R)
• M16: 20,016,494 km (0.077 R)
• M17: 22,046,388 km (0.11 R)
• M18: 23,006,806 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.9

Radius: 5.9

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 13.82 AU - 14.1 AU

Year: 19650 Days

Day: 15.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,981,509 km

• M1: 73,602 km (0.102 R)
• M2: 303,085 km (0.09 R)
• M3: 948,151 km (0.107 R)
• M4: 1,761,665 km (0.109 R)
• M5: 7,408,236 km (0.072 R)
• M6: 8,865,319 km (0.104 R)
• M7: 9,457,877 km (0.111 R)
• M8: 11,279,979 km (0.118 R)
• M9: 15,113,274 km (0.059 R)
• M10: 16,029,561 km (0.031 R)
• M11: 21,345,821 km (0.039 R)
• M12: 21,608,066 km (0.089 R)
• M13: 31,293,930 km (0.093 R)
• M14: 40,776,789 km (0.09 R)
• M15: 44,366,241 km (0.12 R)
• M16: 44,936,508 km (0.071 R)
• M17: 49,676,067 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.6

Radius: 5.6

Gravity: 18.23 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 14.25 AU - 16.01 AU

Year: 22171 Days

Day: 20.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 103,981,509 km

• M1: 69,713 km (0.098 R)
• M2: 360,680 km (0.07 R)
• M3: 629,358 km (0.04 R)
• M4: 2,057,719 km (0.073 R)
• M5: 4,410,295 km (0.107 R)
• M6: 5,049,826 km (0.093 R)
• M7: 5,548,735 km (0.11 R)
• M8: 6,122,143 km (0.094 R)
• M9: 6,916,358 km (0.104 R)
• M10: 7,338,374 km (0.079 R)
• M11: 7,927,490 km (0.103 R)
• M12: 9,423,918 km (0.108 R)
• M13: 13,174,785 km (0.104 R)
• M14: 14,416,298 km (0.11 R)
• M15: 14,719,383 km (0.08 R)
• M16: 15,338,270 km (0.063 R)
• M17: 19,421,095 km (0.113 R)
• M18: 20,928,443 km (0.042 R)
• M19: 24,817,389 km (0.047 R)
• M20: 25,252,719 km (0.115 R)
• M21: 25,693,285 km (0.111 R)
• M22: 29,525,085 km (0.055 R)
• M23: 31,133,710 km (0.028 R)
• M24: 32,669,482 km (0.063 R)
• M25: 34,659,583 km (0.093 R)
• M26: 38,733,282 km (0.112 R)
• M27: 40,960,346 km (0.049 R)
• M28: 67,258,754 km (0.105 R)
• M29: 69,387,083 km (0.11 R)
• M30: 70,250,861 km (0.079 R)
• M31: 74,226,574 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.1

Radius: 3.5

Gravity: 64.25 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 15.48 AU - 21.38 AU

Year: 29807 Days

Day: 16.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 103,981,509 km

• M1: 43,533 km (0.115 R)
• M2: 201,658 km (0.098 R)
• M3: 366,964 km (0.062 R)
• M4: 581,637 km (0.113 R)
• M5: 756,367 km (0.115 R)
• M6: 912,996 km (0.046 R)
• M7: 1,150,258 km (0.079 R)
• M8: 1,498,372 km (0.09 R)
• M9: 1,609,823 km (0.075 R)
• M10: 1,934,300 km (0.042 R)
• M11: 2,112,172 km (0.107 R)
• M12: 2,252,645 km (0.115 R)
• M13: 3,385,849 km (0.088 R)
• M14: 4,386,210 km (0.103 R)
• M15: 7,312,344 km (0.094 R)
• M16: 8,192,578 km (0.087 R)
• M17: 10,629,378 km (0.093 R)
• M18: 11,253,201 km (0.068 R)
• M19: 11,974,711 km (0.028 R)
• M20: 13,113,899 km (0.101 R)
• M21: 16,592,498 km (0.118 R)
• M22: 17,908,361 km (0.119 R)
• M23: 22,719,429 km (0.092 R)
• M24: 35,847,240 km (0.088 R)
• M25: 41,482,442 km (0.09 R)
• M26: 42,676,084 km (0.106 R)
• M27: 43,021,206 km (0.11 R)
• M28: 48,989,114 km (0.119 R)
• M29: 59,473,980 km (0.088 R)
• M30: 68,251,186 km (0.081 R)
• M31: 77,339,855 km (0.055 R)
• M32: 81,507,801 km (0.103 R)
• M33: 85,002,408 km (0.082 R)
• M34: 92,866,020 km (0.068 R)
• M35: 97,869,171 km (0.117 R)
• M36: 98,168,965 km (0.103 R)
• M37: 101,814,067 km (0.115 R)
• M38: 102,430,260 km (0.112 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: 499 - 18,107 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit