🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.2

Radius: 14.4

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.71 AU - 0.99 AU

Year: 532 Days

Day: 5.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 79,375,192 km

• M1: 179,069 km (0.097 R)
• M2: 691,441 km (0.111 R)
• M3: 1,165,367 km (0.101 R)
• M4: 2,174,106 km (0.097 R)
• M5: 2,858,965 km (0.068 R)
• M6: 3,584,515 km (0.098 R)
• M7: 4,253,666 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.9

Radius: 14.2

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.96 AU - 0.96 AU

Year: 638 Days

Day: 5.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,375,192 km

• M1: 176,675 km (0.078 R)
• M2: 758,312 km (0.106 R)
• M3: 1,311,225 km (0.115 R)
• M4: 1,796,820 km (0.038 R)
• M5: 2,321,161 km (0.1 R)
• M6: 3,090,991 km (0.094 R)
• M7: 3,586,310 km (0.087 R)
• M8: 4,231,525 km (0.115 R)
• M9: 4,830,066 km (0.062 R)
• M10: 5,807,988 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.3

Radius: 8.1

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.9 AU - 2.22 AU

Year: 2005 Days

Day: 11.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,375,192 km

• M1: 100,829 km (0.113 R)
• M2: 447,896 km (0.09 R)
• M3: 794,963 km (0.117 R)
• M4: 1,054,665 km (0.106 R)
• M5: 1,390,213 km (0.113 R)
• M6: 1,690,456 km (0.12 R)
• M7: 2,057,719 km (0.048 R)
• M8: 2,573,682 km (0.086 R)
• M9: 3,663,801 km (0.119 R)
• M10: 4,322,032 km (0.088 R)
• M11: 5,995,583 km (0.041 R)
• M12: 8,748,035 km (0.11 R)
• M13: 12,489,178 km (0.113 R)
• M14: 13,493,130 km (0.071 R)
• M15: 13,795,916 km (0.095 R)
• M16: 15,098,614 km (0.11 R)
• M17: 16,237,203 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.7

Radius: 14.3

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.03 AU - 4.91 AU

Year: 5365 Days

Day: 8.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,375,192 km

• M1: 177,872 km (0.072 R)
• M2: 689,347 km (0.069 R)
• M3: 2,559,171 km (0.063 R)
• M4: 3,771,362 km (0.113 R)
• M5: 4,364,069 km (0.066 R)
• M6: 7,303,518 km (0.116 R)
• M7: 8,950,889 km (0.025 R)
• M8: 10,280,964 km (0.039 R)
• M9: 12,191,030 km (0.059 R)
• M10: 12,654,484 km (0.107 R)
• M11: 14,158,391 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.7

Radius: 4.3

Gravity: 25.57 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.17 AU - 7.05 AU

Year: 11526 Days

Day: 23.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,375,192 km

• M1: 53,406 km (0.097 R)
• M2: 333,902 km (0.085 R)
• M3: 496,665 km (0.085 R)
• M4: 664,813 km (0.108 R)
• M5: 989,440 km (0.051 R)
• M6: 1,223,411 km (0.084 R)
• M7: 1,577,510 km (0.068 R)
• M8: 1,996,832 km (0.065 R)
• M9: 2,333,876 km (0.094 R)
• M10: 2,770,253 km (0.113 R)
• M11: 5,327,031 km (0.082 R)
• M12: 5,492,037 km (0.065 R)
• M13: 8,177,917 km (0.115 R)
• M14: 8,803,835 km (0.071 R)
• M15: 8,942,063 km (0.107 R)
• M16: 11,906,495 km (0.067 R)
• M17: 12,709,237 km (0.115 R)
• M18: 13,793,372 km (0.098 R)
• M19: 15,533,196 km (0.11 R)
• M20: 17,558,900 km (0.075 R)
• M21: 17,704,758 km (0.117 R)
• M22: 20,230,120 km (0.076 R)
• M23: 24,226,478 km (0.112 R)
• M24: 27,522,717 km (0.093 R)
• M25: 27,818,472 km (0.117 R)
• M26: 29,226,637 km (0.096 R)
• M27: 30,999,521 km (0.094 R)
• M28: 31,426,773 km (0.106 R)
• M29: 33,175,422 km (0.104 R)
• M30: 33,398,473 km (0.054 R)
• M31: 34,643,127 km (0.039 R)
• M32: 36,508,313 km (0.091 R)
• M33: 39,805,600 km (0.037 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.9

Radius: 6.1

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.95 AU - 10.55 AU

Year: 22258 Days

Day: 19.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,375,192 km

• M1: 75,846 km (0.074 R)
• M2: 312,660 km (0.106 R)
• M3: 538,403 km (0.03 R)
• M4: 1,359,994 km (0.116 R)
• M5: 1,892,263 km (0.069 R)
• M6: 2,238,433 km (0.047 R)
• M7: 3,389,140 km (0.113 R)
• M8: 4,601,182 km (0.113 R)
• M9: 5,541,255 km (0.113 R)
• M10: 10,288,594 km (0.07 R)
• M11: 10,594,970 km (0.043 R)
• M12: 13,632,405 km (0.096 R)
• M13: 14,530,890 km (0.115 R)
• M14: 22,874,113 km (0.111 R)
• M15: 29,428,145 km (0.034 R)
• M16: 32,079,767 km (0.08 R)
• M17: 37,418,766 km (0.097 R)
• M18: 38,143,418 km (0.081 R)
• M19: 39,025,297 km (0.096 R)
• M20: 45,418,213 km (0.092 R)
• M21: 45,746,730 km (0.071 R)
• M22: 48,603,899 km (0.12 R)
• M23: 51,756,375 km (0.072 R)
• M24: 58,659,270 km (0.05 R)
• M25: 65,730,612 km (0.077 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 13,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit