🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.6

Radius: 14.4

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.8 AU - 0.82 AU

Year: 478 Days

Day: 6.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,404,303 km

• M1: 179,218 km (0.043 R)
• M2: 811,718 km (0.072 R)
• M3: 1,369,120 km (0.119 R)
• M4: 1,855,612 km (0.107 R)
• M5: 2,413,313 km (0.081 R)
• M6: 2,870,484 km (0.101 R)
• M7: 3,551,753 km (0.085 R)
• M8: 4,161,962 km (0.104 R)
• M9: 5,162,024 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.4

Radius: 8.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.99 AU - 1.29 AU

Year: 798 Days

Day: 12 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,404,303 km

• M1: 107,112 km (0.07 R)
• M2: 498,909 km (0.075 R)
• M3: 819,647 km (0.066 R)
• M4: 1,436,738 km (0.096 R)
• M5: 1,896,751 km (0.109 R)
• M6: 2,221,678 km (0.068 R)
• M7: 2,532,542 km (0.039 R)
• M8: 3,439,853 km (0.093 R)
• M9: 3,967,934 km (0.069 R)
• M10: 4,280,893 km (0.102 R)
• M11: 4,579,640 km (0.095 R)
• M12: 5,719,127 km (0.115 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.8

Radius: 5.1

Gravity: 22.45 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.1 AU - 7.7 AU

Year: 13206 Days

Day: 15.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,404,303 km

• M1: 63,429 km (0.072 R)
• M2: 304,432 km (0.118 R)
• M3: 500,554 km (0.097 R)
• M4: 790,774 km (0.055 R)
• M5: 1,368,671 km (0.082 R)
• M6: 1,722,769 km (0.097 R)
• M7: 2,154,509 km (0.073 R)
• M8: 3,586,459 km (0.109 R)
• M9: 4,813,461 km (0.112 R)
• M10: 6,143,685 km (0.098 R)
• M11: 6,530,994 km (0.076 R)
• M12: 7,141,952 km (0.099 R)
• M13: 7,483,035 km (0.11 R)
• M14: 10,504,912 km (0.066 R)
• M15: 12,283,032 km (0.112 R)
• M16: 17,471,685 km (0.03 R)
• M17: 18,884,637 km (0.08 R)
• M18: 19,701,591 km (0.114 R)
• M19: 20,034,895 km (0.101 R)
• M20: 21,057,396 km (0.072 R)
• M21: 21,669,700 km (0.099 R)
• M22: 27,516,584 km (0.119 R)
• M23: 28,037,932 km (0.107 R)
• M24: 29,859,436 km (0.105 R)
• M25: 34,816,062 km (0.12 R)
• M26: 36,166,632 km (0.063 R)
• M27: 36,917,912 km (0.093 R)
• M28: 38,581,291 km (0.114 R)
• M29: 39,365,632 km (0.113 R)
• M30: 41,236,803 km (0.059 R)
• M31: 42,609,064 km (0.109 R)
• M32: 46,319,091 km (0.113 R)
• M33: 51,173,692 km (0.094 R)
• M34: 51,961,624 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.8

Radius: 5.2

Gravity: 23.33 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.19 AU - 12.01 AU

Year: 22640 Days

Day: 22.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,404,303 km

• M1: 64,626 km (0.108 R)
• M2: 369,656 km (0.069 R)
• M3: 549,024 km (0.057 R)
• M4: 787,633 km (0.119 R)
• M5: 1,628,522 km (0.072 R)
• M6: 2,344,049 km (0.098 R)
• M7: 2,648,182 km (0.079 R)
• M8: 2,822,613 km (0.115 R)
• M9: 3,194,513 km (0.075 R)
• M10: 3,628,646 km (0.046 R)
• M11: 5,206,455 km (0.101 R)
• M12: 6,677,600 km (0.078 R)
• M13: 8,299,690 km (0.068 R)
• M14: 8,674,881 km (0.113 R)
• M15: 9,458,774 km (0.069 R)
• M16: 9,808,833 km (0.1 R)
• M17: 10,473,048 km (0.064 R)
• M18: 11,166,733 km (0.091 R)
• M19: 11,890,488 km (0.096 R)
• M20: 12,229,626 km (0.111 R)
• M21: 15,337,970 km (0.104 R)
• M22: 15,578,225 km (0.06 R)
• M23: 20,249,119 km (0.114 R)
• M24: 24,993,167 km (0.119 R)
• M25: 27,151,415 km (0.119 R)
• M26: 28,697,808 km (0.045 R)
• M27: 28,940,755 km (0.112 R)
• M28: 30,553,869 km (0.099 R)
• M29: 36,742,434 km (0.081 R)
• M30: 42,131,099 km (0.07 R)
• M31: 44,686,230 km (0.114 R)
• M32: 52,604,595 km (0.069 R)
• M33: 55,563,791 km (0.111 R)
• M34: 56,130,767 km (0.094 R)
• M35: 58,632,193 km (0.117 R)
• M36: 65,945,285 km (0.12 R)
• M37: 68,079,448 km (0.097 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 14,951 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit