🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.6

Radius: 10.1

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.84 AU - 1.04 AU

Year: 618 Days

Day: 13.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,800,864 km

• M1: 125,662 km (0.119 R)
• M2: 456,423 km (0.114 R)
• M3: 777,311 km (0.101 R)
• M4: 1,119,890 km (0.069 R)
• M5: 1,526,945 km (0.12 R)
• M6: 1,861,147 km (0.113 R)
• M7: 2,294,682 km (0.09 R)
• M8: 2,949,472 km (0.065 R)
• M9: 3,597,829 km (0.06 R)
• M10: 4,213,574 km (0.095 R)
• M11: 4,795,958 km (0.074 R)
• M12: 5,303,394 km (0.102 R)
• M13: 6,405,332 km (0.09 R)
• M14: 6,869,385 km (0.074 R)
• M15: 7,198,350 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.5

Radius: 14.8

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.94 AU - 2.78 AU

Year: 2459 Days

Day: 6.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,800,864 km

• M1: 184,005 km (0.119 R)
• M2: 672,442 km (0.109 R)
• M3: 1,469,350 km (0.108 R)
• M4: 2,040,066 km (0.118 R)
• M5: 2,697,998 km (0.041 R)
• M6: 3,459,301 km (0.067 R)
• M7: 3,970,627 km (0.114 R)
• M8: 4,510,825 km (0.073 R)
• M9: 5,171,299 km (0.112 R)
• M10: 5,766,250 km (0.099 R)
• M11: 7,243,678 km (0.088 R)
• M12: 7,862,565 km (0.061 R)
• M13: 8,383,016 km (0.069 R)
• M14: 9,712,043 km (0.026 R)
• M15: 10,350,377 km (0.109 R)
• M16: 13,188,548 km (0.12 R)
• M17: 14,399,693 km (0.095 R)
• M18: 14,933,907 km (0.103 R)
• M19: 18,822,105 km (0.11 R)
• M20: 19,461,337 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.8

Radius: 8.1

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.6 AU - 2.86 AU

Year: 3059 Days

Day: 14.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,800,864 km

• M1: 100,829 km (0.083 R)
• M2: 363,074 km (0.109 R)
• M3: 649,105 km (0.049 R)
• M4: 1,000,660 km (0.098 R)
• M5: 1,381,985 km (0.112 R)
• M6: 1,790,387 km (0.044 R)
• M7: 2,238,134 km (0.119 R)
• M8: 2,610,483 km (0.098 R)
• M9: 2,912,521 km (0.053 R)
• M10: 3,288,760 km (0.097 R)
• M11: 3,923,503 km (0.098 R)
• M12: 4,811,965 km (0.111 R)
• M13: 5,174,740 km (0.104 R)
• M14: 6,981,583 km (0.109 R)
• M15: 8,835,250 km (0.116 R)
• M16: 9,661,180 km (0.073 R)
• M17: 9,983,863 km (0.103 R)
• M18: 13,752,383 km (0.111 R)
• M19: 14,299,013 km (0.079 R)
• M20: 17,095,297 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.7

Radius: 7.9

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.6 AU - 7.02 AU

Year: 9499 Days

Day: 18.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 32,800,864 km

• M1: 102,026 km (0.103 R)
• M2: 377,286 km (0.11 R)
• M3: 626,815 km (0.1 R)
• M4: 947,852 km (0.052 R)
• M5: 1,232,387 km (0.066 R)
• M6: 1,498,372 km (0.096 R)
• M7: 2,197,593 km (0.109 R)
• M8: 2,575,327 km (0.115 R)
• M9: 3,201,694 km (0.098 R)
• M10: 3,665,447 km (0.108 R)
• M11: 5,388,665 km (0.119 R)
• M12: 6,012,937 km (0.085 R)
• M13: 6,376,310 km (0.071 R)
• M14: 6,754,194 km (0.065 R)
• M15: 8,136,329 km (0.117 R)
• M16: 8,540,243 km (0.106 R)
• M17: 8,999,808 km (0.039 R)
• M18: 10,337,362 km (0.093 R)
• M19: 11,005,018 km (0.075 R)
• M20: 11,802,823 km (0.119 R)
• M21: 12,111,593 km (0.106 R)
• M22: 14,252,937 km (0.035 R)
• M23: 14,899,798 km (0.108 R)
• M24: 15,937,708 km (0.07 R)
• M25: 16,378,872 km (0.09 R)
• M26: 19,987,472 km (0.112 R)
• M27: 23,279,074 km (0.096 R)
• M28: 28,451,570 km (0.108 R)
• M29: 29,854,948 km (0.054 R)
• M30: 33,925,506 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.8

Radius: 3.3

Gravity: 14.77 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.74 AU - 7.6 AU

Year: 11684 Days

Day: 16.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 32,800,864 km

• M1: 41,139 km (0.101 R)
• M2: 177,722 km (0.072 R)
• M3: 331,658 km (0.086 R)
• M4: 499,657 km (0.083 R)
• M5: 707,598 km (0.099 R)
• M6: 839,992 km (0.101 R)
• M7: 1,531,583 km (0.079 R)
• M8: 1,713,943 km (0.117 R)
• M9: 1,867,131 km (0.107 R)
• M10: 2,645,638 km (0.105 R)
• M11: 3,663,951 km (0.087 R)
• M12: 3,966,438 km (0.115 R)
• M13: 4,335,795 km (0.081 R)
• M14: 4,594,450 km (0.03 R)
• M15: 4,863,277 km (0.063 R)
• M16: 6,976,646 km (0.103 R)
• M17: 7,081,814 km (0.119 R)
• M18: 8,996,218 km (0.111 R)
• M19: 9,893,954 km (0.088 R)
• M20: 10,896,858 km (0.119 R)
• M21: 12,217,658 km (0.069 R)
• M22: 12,837,592 km (0.101 R)
• M23: 14,938,843 km (0.098 R)
• M24: 15,231,307 km (0.078 R)
• M25: 16,626,008 km (0.12 R)
• M26: 19,596,872 km (0.066 R)
• M27: 22,442,074 km (0.053 R)
• M28: 26,137,441 km (0.07 R)
• M29: 29,571,759 km (0.102 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 12,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit