🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.4

Radius: 10.2

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.59 AU - 0.91 AU

Year: 441 Days

Day: 6.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,695,433 km

• M1: 126,859 km (0.086 R)
• M2: 482,603 km (0.045 R)
• M3: 920,775 km (0.102 R)
• M4: 1,606,980 km (0.04 R)
• M5: 1,977,534 km (0.118 R)
• M6: 2,564,556 km (0.087 R)
• M7: 3,192,419 km (0.114 R)
• M8: 3,549,658 km (0.113 R)
• M9: 3,933,526 km (0.096 R)
• M10: 4,478,511 km (0.081 R)
• M11: 4,801,044 km (0.107 R)
• M12: 5,356,053 km (0.117 R)
• M13: 6,363,295 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.3

Radius: 10.6

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.42 AU - 3.72 AU

Year: 4575 Days

Day: 11.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,695,433 km

• M1: 131,796 km (0.079 R)
• M2: 498,011 km (0.072 R)
• M3: 928,404 km (0.047 R)
• M4: 1,357,152 km (0.111 R)
• M5: 2,760,380 km (0.047 R)
• M6: 3,228,621 km (0.099 R)
• M7: 3,791,558 km (0.119 R)
• M8: 4,782,794 km (0.077 R)
• M9: 6,817,325 km (0.119 R)
• M10: 9,570,673 km (0.083 R)
• M11: 11,757,645 km (0.076 R)
• M12: 12,411,986 km (0.116 R)
• M13: 15,111,330 km (0.114 R)
• M14: 15,997,697 km (0.115 R)
• M15: 16,801,486 km (0.089 R)
• M16: 17,213,180 km (0.089 R)
• M17: 19,438,598 km (0.083 R)
• M18: 24,678,712 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.1

Radius: 10

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.89 AU - 4.37 AU

Year: 4691 Days

Day: 6.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,695,433 km

• M1: 124,615 km (0.096 R)
• M2: 513,121 km (0.082 R)
• M3: 1,095,206 km (0.1 R)
• M4: 1,849,628 km (0.114 R)
• M5: 2,662,244 km (0.061 R)
• M6: 3,248,817 km (0.064 R)
• M7: 6,154,756 km (0.028 R)
• M8: 7,107,844 km (0.046 R)
• M9: 7,454,761 km (0.101 R)
• M10: 9,246,196 km (0.085 R)
• M11: 9,720,570 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.2

Radius: 8.7

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.04 AU - 6.16 AU

Year: 7812 Days

Day: 8.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,695,433 km

• M1: 112,797 km (0.119 R)
• M2: 404,064 km (0.045 R)
• M3: 896,241 km (0.114 R)
• M4: 1,616,255 km (0.103 R)
• M5: 2,100,354 km (0.051 R)
• M6: 2,678,400 km (0.03 R)
• M7: 3,914,976 km (0.086 R)
• M8: 4,462,056 km (0.108 R)
• M9: 4,742,402 km (0.115 R)
• M10: 5,468,999 km (0.084 R)
• M11: 6,560,465 km (0.086 R)
• M12: 7,494,255 km (0.115 R)
• M13: 8,233,568 km (0.063 R)
• M14: 9,206,103 km (0.081 R)
• M15: 10,374,463 km (0.101 R)
• M16: 11,682,696 km (0.11 R)
• M17: 12,127,301 km (0.072 R)
• M18: 12,583,126 km (0.028 R)
• M19: 12,908,950 km (0.06 R)
• M20: 14,725,666 km (0.101 R)
• M21: 15,991,414 km (0.092 R)
• M22: 17,214,227 km (0.052 R)
• M23: 20,286,518 km (0.077 R)
• M24: 22,254,778 km (0.037 R)
• M25: 22,869,326 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 195.2

Radius: 3.3

Gravity: 17.92 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.69 AU - 9.35 AU

Year: 15405 Days

Day: 20.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,695,433 km

• M1: 51,013 km (0.119 R)
• M2: 169,195 km (0.089 R)
• M3: 452,982 km (0.062 R)
• M4: 1,003,802 km (0.039 R)
• M5: 1,317,658 km (0.078 R)
• M6: 1,969,606 km (0.105 R)
• M7: 2,187,420 km (0.07 R)
• M8: 2,311,138 km (0.047 R)
• M9: 4,185,748 km (0.101 R)
• M10: 4,377,084 km (0.092 R)
• M11: 4,865,820 km (0.089 R)
• M12: 5,169,953 km (0.079 R)
• M13: 6,405,482 km (0.025 R)
• M14: 6,659,499 km (0.099 R)
• M15: 14,090,324 km (0.051 R)
• M16: 17,281,247 km (0.088 R)
• M17: 17,702,215 km (0.075 R)
• M18: 19,910,579 km (0.088 R)
• M19: 24,599,126 km (0.026 R)
• M20: 27,338,861 km (0.081 R)
• M21: 27,910,176 km (0.092 R)
• M22: 28,489,418 km (0.084 R)
• M23: 31,298,867 km (0.06 R)
• M24: 32,345,453 km (0.095 R)
• M25: 37,111,641 km (0.112 R)
• M26: 38,759,013 km (0.113 R)
• M27: 41,071,796 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.1

Radius: 7.2

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.11 AU - 9.99 AU

Year: 20017 Days

Day: 24.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,695,433 km

• M1: 89,609 km (0.116 R)
• M2: 708,346 km (0.033 R)
• M3: 977,772 km (0.107 R)
• M4: 1,315,713 km (0.077 R)
• M5: 1,673,851 km (0.114 R)
• M6: 2,079,410 km (0.117 R)
• M7: 3,486,378 km (0.119 R)
• M8: 6,222,673 km (0.118 R)
• M9: 6,970,662 km (0.07 R)
• M10: 8,816,700 km (0.118 R)
• M11: 9,712,642 km (0.098 R)
• M12: 12,270,167 km (0.114 R)
• M13: 16,466,387 km (0.081 R)
• M14: 17,134,641 km (0.079 R)
• M15: 17,890,559 km (0.082 R)
• M16: 18,454,244 km (0.107 R)
• M17: 22,006,894 km (0.068 R)
• M18: 22,248,046 km (0.102 R)
• M19: 24,757,550 km (0.113 R)
• M20: 28,866,106 km (0.116 R)
• M21: 31,946,775 km (0.057 R)
• M22: 33,195,917 km (0.114 R)
• M23: 35,791,440 km (0.063 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: 324 - 12,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit