🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.62 AU - 0.72 AU

Year: 349 Days

Day: 18.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.3

Radius: 12.9

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.9 AU - 1.5 AU

Year: 836 Days

Day: 11.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,108,658 km

• M1: 160,519 km (0.063 R)
• M2: 566,677 km (0.103 R)
• M3: 1,036,863 km (0.096 R)
• M4: 1,540,409 km (0.074 R)
• M5: 2,007,753 km (0.118 R)
• M6: 2,613,176 km (0.099 R)
• M7: 3,328,104 km (0.115 R)
• M8: 3,799,337 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246

Radius: 13.1

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.23 AU - 1.41 AU

Year: 964 Days

Day: 8.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,108,658 km

• M1: 162,912 km (0.11 R)
• M2: 648,956 km (0.106 R)
• M3: 1,091,616 km (0.106 R)
• M4: 1,543,102 km (0.079 R)
• M5: 2,776,237 km (0.12 R)
• M6: 3,856,334 km (0.04 R)
• M7: 4,741,654 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.4

Radius: 15

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.38 AU - 1.5 AU

Year: 1099 Days

Day: 13.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,108,658 km

• M1: 187,895 km (0.08 R)
• M2: 665,860 km (0.063 R)
• M3: 1,191,846 km (0.1 R)
• M4: 2,342,553 km (0.095 R)
• M5: 3,636,425 km (0.115 R)
• M6: 4,224,494 km (0.095 R)
• M7: 5,107,571 km (0.036 R)
• M8: 6,234,790 km (0.087 R)
• M9: 6,769,453 km (0.09 R)
• M10: 7,545,866 km (0.098 R)
• M11: 8,279,644 km (0.065 R)
• M12: 9,060,545 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.5

Radius: 14.4

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.46 AU - 5.48 AU

Year: 8134 Days

Day: 6.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,108,658 km

• M1: 182,210 km (0.077 R)
• M2: 1,082,939 km (0.1 R)
• M3: 1,996,084 km (0.116 R)
• M4: 3,024,121 km (0.047 R)
• M5: 3,786,472 km (0.119 R)
• M6: 4,407,153 km (0.094 R)
• M7: 6,311,534 km (0.116 R)
• M8: 7,078,672 km (0.069 R)
• M9: 8,674,283 km (0.103 R)
• M10: 9,270,580 km (0.09 R)
• M11: 11,275,790 km (0.073 R)
• M12: 12,836,544 km (0.118 R)
• M13: 13,839,748 km (0.071 R)
• M14: 14,596,414 km (0.06 R)
• M15: 22,302,499 km (0.114 R)
• M16: 25,694,182 km (0.095 R)
• M17: 36,907,440 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.6

Radius: 9.8

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.43 AU - 7.33 AU

Year: 9066 Days

Day: 10.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,108,658 km

• M1: 124,017 km (0.102 R)
• M2: 471,084 km (0.115 R)
• M3: 1,034,619 km (0.086 R)
• M4: 1,373,907 km (0.061 R)
• M5: 1,944,473 km (0.037 R)
• M6: 3,089,645 km (0.111 R)
• M7: 3,484,284 km (0.107 R)
• M8: 5,218,123 km (0.119 R)
• M9: 5,814,570 km (0.117 R)
• M10: 6,236,885 km (0.072 R)
• M11: 6,831,985 km (0.113 R)
• M12: 10,138,098 km (0.114 R)
• M13: 11,661,752 km (0.078 R)
• M14: 16,578,735 km (0.11 R)
• M15: 19,606,596 km (0.105 R)
• M16: 20,317,485 km (0.111 R)
• M17: 21,374,394 km (0.114 R)
• M18: 21,790,575 km (0.092 R)
• M19: 23,597,867 km (0.089 R)
• M20: 27,901,798 km (0.066 R)
• M21: 29,926,306 km (0.117 R)
• M22: 35,412,658 km (0.085 R)
• M23: 35,995,641 km (0.108 R)
• M24: 38,514,271 km (0.106 R)
• M25: 46,215,420 km (0.028 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.9

Radius: 3

Gravity: 51.21 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6.49 AU - 7.89 AU

Year: 12258 Days

Day: 16.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,108,658 km

• M1: 37,250 km (0.04 R)
• M2: 277,654 km (0.078 R)
• M3: 433,535 km (0.113 R)
• M4: 744,249 km (0.084 R)
• M5: 911,799 km (0.058 R)
• M6: 1,348,326 km (0.111 R)
• M7: 4,388,603 km (0.075 R)
• M8: 4,870,607 km (0.029 R)
• M9: 6,265,159 km (0.079 R)
• M10: 11,110,335 km (0.108 R)
• M11: 11,438,702 km (0.106 R)
• M12: 12,521,192 km (0.1 R)
• M13: 15,219,190 km (0.104 R)
• M14: 16,596,537 km (0.075 R)
• M15: 23,380,202 km (0.05 R)
• M16: 23,918,755 km (0.115 R)
• M17: 24,927,792 km (0.041 R)
• M18: 27,424,581 km (0.049 R)
• M19: 31,366,036 km (0.108 R)
• M20: 31,692,459 km (0.117 R)
• M21: 33,471,177 km (0.118 R)
• M22: 34,040,547 km (0.094 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 10,445 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit