🌌 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: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723

Radius: 11.1

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.82 AU - 1.04 AU

Year: 608 Days

Day: 7.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,591,743 km

• M1: 140,472 km (0.031 R)
• M2: 528,828 km (0.061 R)
• M3: 878,289 km (0.099 R)
• M4: 1,787,246 km (0.069 R)
• M5: 2,356,914 km (0.109 R)
• M6: 3,239,392 km (0.119 R)
• M7: 3,917,968 km (0.111 R)
• M8: 5,796,319 km (0.087 R)
• M9: 6,371,972 km (0.073 R)
• M10: 6,797,278 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 12.1

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.9 AU - 1.32 AU

Year: 793 Days

Day: 10.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,591,743 km

• M1: 150,645 km (0.117 R)
• M2: 609,611 km (0.109 R)
• M3: 1,019,210 km (0.117 R)
• M4: 1,578,856 km (0.12 R)
• M5: 2,293,934 km (0.087 R)
• M6: 3,260,186 km (0.054 R)
• M7: 4,681,217 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.7

Radius: 9.2

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.98 AU - 2.62 AU

Year: 2366 Days

Day: 14.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,591,743 km

• M1: 114,442 km (0.067 R)
• M2: 414,536 km (0.118 R)
• M3: 704,307 km (0.043 R)
• M4: 1,152,502 km (0.101 R)
• M5: 1,566,290 km (0.12 R)
• M6: 2,477,939 km (0.109 R)
• M7: 3,174,766 km (0.109 R)
• M8: 3,825,068 km (0.111 R)
• M9: 4,467,142 km (0.105 R)
• M10: 7,263,425 km (0.091 R)
• M11: 8,506,135 km (0.105 R)
• M12: 12,058,187 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.8

Radius: 9

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.77 AU - 2.93 AU

Year: 2443 Days

Day: 10.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,591,743 km

• M1: 111,899 km (0.063 R)
• M2: 442,810 km (0.111 R)
• M3: 744,249 km (0.074 R)
• M4: 1,379,442 km (0.113 R)
• M5: 1,847,085 km (0.077 R)
• M6: 2,142,690 km (0.097 R)
• M7: 2,702,037 km (0.046 R)
• M8: 3,572,996 km (0.099 R)
• M9: 4,036,300 km (0.087 R)
• M10: 4,499,006 km (0.094 R)
• M11: 6,818,521 km (0.113 R)
• M12: 8,948,795 km (0.08 R)
• M13: 9,337,151 km (0.032 R)
• M14: 9,838,454 km (0.038 R)
• M15: 10,606,040 km (0.105 R)
• M16: 11,678,059 km (0.11 R)
• M17: 12,181,455 km (0.116 R)
• M18: 13,107,317 km (0.111 R)
• M19: 13,651,105 km (0.092 R)
• M20: 14,428,715 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.9

Radius: 14.8

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.83 AU - 3.15 AU

Year: 3507 Days

Day: 9.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,591,743 km

• M1: 187,745 km (0.06 R)
• M2: 690,693 km (0.109 R)
• M3: 1,469,500 km (0.072 R)
• M4: 1,964,519 km (0.035 R)
• M5: 2,500,678 km (0.107 R)
• M6: 3,003,177 km (0.038 R)
• M7: 3,741,443 km (0.117 R)
• M8: 5,811,578 km (0.116 R)
• M9: 6,992,354 km (0.115 R)
• M10: 8,131,691 km (0.096 R)
• M11: 9,143,721 km (0.119 R)
• M12: 9,644,126 km (0.061 R)
• M13: 10,124,933 km (0.094 R)
• M14: 10,817,422 km (0.111 R)
• M15: 13,175,683 km (0.074 R)
• M16: 13,861,739 km (0.072 R)
• M17: 14,716,391 km (0.07 R)
• M18: 15,255,841 km (0.081 R)
• M19: 15,808,306 km (0.076 R)
• M20: 17,167,702 km (0.058 R)
• M21: 18,209,502 km (0.088 R)
• M22: 19,003,866 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.7

Radius: 6.6

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.92 AU - 11.14 AU

Year: 21545 Days

Day: 19.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,591,743 km

• M1: 82,279 km (0.109 R)
• M2: 375,491 km (0.119 R)
• M3: 967,449 km (0.119 R)
• M4: 1,291,927 km (0.107 R)
• M5: 2,560,218 km (0.12 R)
• M6: 3,818,785 km (0.117 R)
• M7: 6,223,870 km (0.119 R)
• M8: 7,075,830 km (0.081 R)
• M9: 8,247,031 km (0.033 R)
• M10: 11,329,645 km (0.119 R)
• M11: 12,660,318 km (0.111 R)
• M12: 19,377,711 km (0.056 R)
• M13: 21,179,917 km (0.077 R)
• M14: 21,459,515 km (0.093 R)
• M15: 22,699,981 km (0.112 R)
• M16: 26,815,418 km (0.062 R)
• M17: 39,081,696 km (0.115 R)
• M18: 39,926,475 km (0.099 R)
• M19: 46,183,555 km (0.114 R)
• M20: 56,746,362 km (0.1 R)
• M21: 60,783,709 km (0.081 R)
• M22: 62,107,351 km (0.069 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 19,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit