🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.8 AU - 0.98 AU

Year: 311 Days

Day: 45.7 Hours

Environment

Temp: 72 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,597,637 km

• M1: 34,557 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.89 AU - 0.95 AU

Year: 327 Days

Day: 35.2 Hours

Environment

Temp: 44 °C

Axial Tilt: 1.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.61 AU - 4.19 AU

Year: 2325 Days

Day: 21.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.9

Radius: 13

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.19 AU - 5.17 AU

Year: 3755 Days

Day: 9.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 108,597,637 km

• M1: 170,841 km (0.111 R)
• M2: 744,698 km (0.101 R)
• M3: 1,367,773 km (0.041 R)
• M4: 1,956,740 km (0.113 R)
• M5: 2,603,751 km (0.093 R)
• M6: 3,210,520 km (0.088 R)
• M7: 4,032,859 km (0.103 R)
• M8: 4,709,341 km (0.06 R)
• M9: 5,460,472 km (0.059 R)
• M10: 6,040,912 km (0.043 R)
• M11: 6,604,148 km (0.113 R)
• M12: 7,610,044 km (0.082 R)
• M13: 8,438,068 km (0.112 R)
• M14: 9,472,986 km (0.08 R)
• M15: 10,195,843 km (0.093 R)
• M16: 11,411,625 km (0.095 R)
• M17: 13,840,496 km (0.094 R)
• M18: 14,572,329 km (0.103 R)
• M19: 15,227,268 km (0.068 R)
• M20: 16,219,700 km (0.118 R)
• M21: 17,534,366 km (0.086 R)
• M22: 18,160,284 km (0.08 R)
• M23: 19,820,671 km (0.088 R)
• M24: 21,003,541 km (0.09 R)
• M25: 21,515,465 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.9

Radius: 11.3

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.62 AU - 5 AU

Year: 3912 Days

Day: 10.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 108,597,637 km

• M1: 141,220 km (0.113 R)
• M2: 783,145 km (0.093 R)
• M3: 1,149,959 km (0.094 R)
• M4: 1,550,283 km (0.102 R)
• M5: 3,042,372 km (0.088 R)
• M6: 3,689,083 km (0.044 R)
• M7: 4,066,220 km (0.06 R)
• M8: 5,232,634 km (0.065 R)
• M9: 5,946,964 km (0.113 R)
• M10: 6,300,165 km (0.057 R)
• M11: 7,538,536 km (0.098 R)
• M12: 9,433,492 km (0.096 R)
• M13: 9,802,849 km (0.098 R)
• M14: 11,881,063 km (0.073 R)
• M15: 12,933,185 km (0.105 R)
• M16: 14,382,788 km (0.033 R)
• M17: 15,886,097 km (0.069 R)
• M18: 17,491,581 km (0.118 R)
• M19: 19,498,437 km (0.103 R)
• M20: 20,159,659 km (0.116 R)
• M21: 20,588,108 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.7

Radius: 11

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.89 AU - 6.95 AU

Year: 6033 Days

Day: 14.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 108,597,637 km

• M1: 145,260 km (0.07 R)
• M2: 635,941 km (0.073 R)
• M3: 1,593,517 km (0.054 R)
• M4: 2,300,666 km (0.111 R)
• M5: 3,678,462 km (0.073 R)
• M6: 5,092,012 km (0.097 R)
• M7: 8,954,629 km (0.098 R)
• M8: 12,253,412 km (0.093 R)
• M9: 14,070,428 km (0.051 R)
• M10: 16,060,678 km (0.072 R)
• M11: 17,867,371 km (0.115 R)
• M12: 19,870,337 km (0.113 R)
• M13: 24,766,227 km (0.088 R)
• M14: 26,066,232 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.8

Radius: 3.9

Gravity: 55.61 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 18.67 AU - 19.31 AU

Year: 30690 Days

Day: 22.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 108,597,637 km

• M1: 48,769 km (0.062 R)
• M2: 205,099 km (0.025 R)
• M3: 359,334 km (0.093 R)
• M4: 484,847 km (0.051 R)
• M5: 640,279 km (0.108 R)
• M6: 1,011,282 km (0.08 R)
• M7: 1,827,338 km (0.09 R)
• M8: 1,956,291 km (0.095 R)
• M9: 2,431,414 km (0.045 R)
• M10: 2,561,265 km (0.06 R)
• M11: 2,950,070 km (0.082 R)
• M12: 5,681,727 km (0.114 R)
• M13: 7,750,965 km (0.095 R)
• M14: 8,678,920 km (0.111 R)
• M15: 10,273,484 km (0.066 R)
• M16: 11,246,618 km (0.119 R)
• M17: 11,462,937 km (0.038 R)
• M18: 12,203,895 km (0.045 R)
• M19: 16,670,738 km (0.072 R)
• M20: 19,009,551 km (0.037 R)
• M21: 20,150,983 km (0.059 R)
• M22: 21,227,788 km (0.087 R)
• M23: 22,798,715 km (0.113 R)
• M24: 27,190,909 km (0.059 R)
• M25: 32,842,417 km (0.096 R)
• M26: 34,481,860 km (0.114 R)
• M27: 35,398,746 km (0.093 R)
• M28: 44,392,869 km (0.068 R)
• M29: 60,779,221 km (0.11 R)
• M30: 73,769,852 km (0.101 R)
• M31: 78,392,127 km (0.114 R)
• M32: 84,024,337 km (0.099 R)
• M33: 96,386,207 km (0.111 R)
• M34: 99,732,412 km (0.115 R)
• M35: 104,736,611 km (0.102 R)
• M36: 107,300,270 km (0.113 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 15,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit