🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66

Radius: 10.9

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.66 AU - 0.82 AU

Year: 439 Days

Day: 14.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,623,054 km

• M1: 136,583 km (0.106 R)
• M2: 572,661 km (0.039 R)
• M3: 804,089 km (0.05 R)
• M4: 1,034,768 km (0.118 R)
• M5: 1,352,365 km (0.03 R)
• M6: 1,677,441 km (0.095 R)
• M7: 2,191,010 km (0.092 R)
• M8: 2,482,726 km (0.107 R)

Asteroid Belt

Center: 1.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.1

Radius: 8.5

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.47 AU - 3.61 AU

Year: 3659 Days

Day: 11 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,623,054 km

• M1: 194,328 km (0.118 R)
• M2: 396,135 km (0.097 R)
• M3: 738,714 km (0.067 R)
• M4: 921,822 km (0.056 R)
• M5: 1,117,795 km (0.1 R)
• M6: 1,301,053 km (0.117 R)
• M7: 2,141,942 km (0.04 R)
• M8: 4,599,686 km (0.118 R)
• M9: 5,299,654 km (0.087 R)
• M10: 7,339,870 km (0.089 R)
• M11: 7,675,119 km (0.086 R)
• M12: 8,191,979 km (0.114 R)
• M13: 8,605,767 km (0.106 R)
• M14: 9,246,046 km (0.054 R)
• M15: 10,529,596 km (0.115 R)
• M16: 13,574,810 km (0.112 R)
• M17: 15,004,966 km (0.062 R)
• M18: 16,135,178 km (0.1 R)
• M19: 16,883,466 km (0.096 R)
• M20: 17,094,399 km (0.099 R)
• M21: 19,456,101 km (0.075 R)
• M22: 20,648,097 km (0.034 R)
• M23: 24,386,996 km (0.109 R)
• M24: 26,084,932 km (0.076 R)
• M25: 26,399,835 km (0.069 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.6

Radius: 5.4

Gravity: 21.9 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.86 AU - 7.38 AU

Year: 10451 Days

Day: 22.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,623,054 km

• M1: 67,169 km (0.045 R)
• M2: 608,265 km (0.109 R)
• M3: 1,079,648 km (0.069 R)
• M4: 2,910,576 km (0.075 R)
• M5: 3,629,843 km (0.09 R)
• M6: 4,845,176 km (0.111 R)
• M7: 6,838,867 km (0.111 R)
• M8: 8,724,099 km (0.073 R)
• M9: 10,389,871 km (0.097 R)
• M10: 11,115,720 km (0.048 R)
• M11: 12,690,537 km (0.051 R)
• M12: 13,038,053 km (0.119 R)
• M13: 20,100,419 km (0.087 R)
• M14: 22,464,813 km (0.065 R)
• M15: 24,273,302 km (0.075 R)
• M16: 26,507,696 km (0.042 R)
• M17: 28,989,674 km (0.08 R)
• M18: 29,665,407 km (0.106 R)
• M19: 30,654,997 km (0.112 R)
• M20: 40,294,934 km (0.091 R)
• M21: 41,002,233 km (0.076 R)
• M22: 47,358,348 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.5

Radius: 7

Gravity: 15.48 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.32 AU - 6.84 AU

Year: 11651 Days

Day: 22.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 31,623,054 km

• M1: 87,515 km (0.065 R)
• M2: 340,485 km (0.045 R)
• M3: 812,017 km (0.12 R)
• M4: 957,426 km (0.077 R)
• M5: 2,129,077 km (0.099 R)
• M6: 2,504,568 km (0.097 R)
• M7: 2,740,334 km (0.101 R)
• M8: 2,886,940 km (0.107 R)
• M9: 3,192,269 km (0.083 R)
• M10: 3,623,709 km (0.106 R)
• M11: 3,965,840 km (0.031 R)
• M12: 5,119,987 km (0.107 R)
• M13: 5,492,037 km (0.057 R)
• M14: 7,430,377 km (0.063 R)
• M15: 8,382,417 km (0.107 R)
• M16: 9,528,337 km (0.084 R)
• M17: 10,460,182 km (0.109 R)
• M18: 12,507,728 km (0.111 R)
• M19: 12,981,954 km (0.084 R)
• M20: 13,573,464 km (0.109 R)
• M21: 14,011,935 km (0.107 R)
• M22: 16,609,552 km (0.036 R)
• M23: 19,299,173 km (0.087 R)
• M24: 21,363,922 km (0.063 R)
• M25: 21,844,730 km (0.077 R)
• M26: 22,330,923 km (0.115 R)
• M27: 24,695,467 km (0.057 R)
• M28: 25,659,625 km (0.1 R)
• M29: 27,333,625 km (0.035 R)
• M30: 33,439,014 km (0.094 R)
• M31: 37,852,001 km (0.045 R)
• M32: 39,507,750 km (0.104 R)
• M33: 41,484,387 km (0.061 R)
• M34: 45,882,864 km (0.1 R)
• M35: 46,385,213 km (0.061 R)
• M36: 46,890,405 km (0.113 R)
• M37: 49,665,595 km (0.043 R)
• M38: 51,241,908 km (0.08 R)
• M39: 51,772,831 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.5

Radius: 5.1

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.46 AU - 7.9 AU

Year: 11917 Days

Day: 21.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,623,054 km

• M1: 265,387 km (0.058 R)
• M2: 1,074,562 km (0.069 R)
• M3: 1,911,711 km (0.118 R)
• M4: 3,951,628 km (0.111 R)
• M5: 4,962,610 km (0.099 R)
• M6: 10,790,195 km (0.09 R)
• M7: 11,653,225 km (0.109 R)
• M8: 13,071,114 km (0.12 R)
• M9: 15,307,453 km (0.081 R)
• M10: 16,789,519 km (0.095 R)
• M11: 21,439,619 km (0.116 R)
• M12: 28,187,380 km (0.096 R)
• M13: 28,846,658 km (0.098 R)
• M14: 29,452,530 km (0.107 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 17,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit