🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.6

Radius: 10

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.65 AU - 0.71 AU

Year: 362 Days

Day: 7.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,085,979 km

• M1: 124,465 km (0.113 R)
• M2: 679,623 km (0.08 R)
• M3: 1,006,046 km (0.116 R)
• M4: 2,030,043 km (0.102 R)
• M5: 2,793,591 km (0.111 R)
• M6: 3,192,269 km (0.109 R)
• M7: 3,533,801 km (0.114 R)
• M8: 3,899,568 km (0.058 R)
• M9: 4,693,633 km (0.115 R)
• M10: 5,016,166 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.9

Radius: 15

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.96 AU - 1.24 AU

Year: 745 Days

Day: 11.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,085,979 km

• M1: 186,549 km (0.118 R)
• M2: 1,065,286 km (0.026 R)
• M3: 1,535,921 km (0.116 R)
• M4: 2,513,095 km (0.08 R)
• M5: 3,110,589 km (0.032 R)
• M6: 3,603,065 km (0.114 R)
• M7: 4,160,616 km (0.06 R)
• M8: 4,761,850 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.6

Radius: 10.4

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.22 AU - 1.52 AU

Year: 1035 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,085,979 km

• M1: 129,402 km (0.045 R)
• M2: 515,664 km (0.075 R)
• M3: 883,824 km (0.062 R)
• M4: 1,281,455 km (0.072 R)
• M5: 1,829,881 km (0.091 R)
• M6: 2,432,013 km (0.081 R)
• M7: 2,881,853 km (0.103 R)
• M8: 3,302,672 km (0.067 R)
• M9: 3,699,406 km (0.07 R)
• M10: 4,863,876 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.3

Radius: 10.3

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.17 AU - 1.73 AU

Year: 1127 Days

Day: 12.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,085,979 km

• M1: 129,552 km (0.118 R)
• M2: 452,534 km (0.096 R)
• M3: 1,309,281 km (0.094 R)
• M4: 1,732,194 km (0.116 R)
• M5: 2,445,177 km (0.096 R)
• M6: 2,790,150 km (0.114 R)
• M7: 3,968,532 km (0.066 R)
• M8: 7,296,487 km (0.089 R)

Asteroid Belt

Center: 1.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.3

Radius: 11.1

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.98 AU - 2.72 AU

Year: 2326 Days

Day: 14.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,085,979 km

• M1: 138,079 km (0.096 R)
• M2: 602,580 km (0.106 R)
• M3: 1,132,157 km (0.088 R)
• M4: 1,485,507 km (0.096 R)
• M5: 2,397,007 km (0.088 R)
• M6: 2,992,556 km (0.065 R)
• M7: 3,778,393 km (0.091 R)
• M8: 4,674,634 km (0.116 R)
• M9: 5,757,424 km (0.115 R)
• M10: 6,856,968 km (0.115 R)
• M11: 8,677,724 km (0.054 R)
• M12: 9,222,709 km (0.12 R)
• M13: 11,232,107 km (0.083 R)
• M14: 12,638,028 km (0.038 R)
• M15: 13,117,040 km (0.078 R)
• M16: 13,517,963 km (0.087 R)
• M17: 14,485,412 km (0.1 R)
• M18: 16,250,368 km (0.083 R)
• M19: 16,921,614 km (0.095 R)
• M20: 18,596,960 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912

Radius: 4.1

Gravity: 54.25 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.36 AU - 12.22 AU

Year: 19778 Days

Day: 21.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 91.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,085,979 km

• M1: 51,013 km (0.101 R)
• M2: 354,248 km (0.106 R)
• M3: 725,250 km (0.088 R)
• M4: 876,195 km (0.113 R)
• M5: 1,022,202 km (0.112 R)
• M6: 1,796,820 km (0.053 R)
• M7: 2,646,386 km (0.115 R)
• M8: 3,228,920 km (0.108 R)
• M9: 4,155,530 km (0.068 R)
• M10: 4,535,658 km (0.074 R)
• M11: 5,014,521 km (0.043 R)
• M12: 5,566,986 km (0.091 R)
• M13: 6,202,926 km (0.034 R)
• M14: 8,782,442 km (0.059 R)
• M15: 9,940,031 km (0.116 R)
• M16: 12,066,415 km (0.104 R)
• M17: 12,483,045 km (0.112 R)
• M18: 15,187,026 km (0.115 R)
• M19: 15,590,940 km (0.072 R)
• M20: 20,714,967 km (0.075 R)
• M21: 22,332,269 km (0.055 R)
• M22: 27,566,549 km (0.034 R)
• M23: 29,895,938 km (0.114 R)
• M24: 30,786,045 km (0.111 R)
• M25: 31,043,653 km (0.106 R)
• M26: 36,357,668 km (0.09 R)
• M27: 39,002,558 km (0.084 R)
• M28: 45,833,796 km (0.047 R)
• M29: 52,315,123 km (0.089 R)
• M30: 52,681,937 km (0.11 R)
• M31: 60,583,547 km (0.111 R)
• M32: 62,212,070 km (0.09 R)
• M33: 69,902,747 km (0.11 R)
• M34: 74,205,929 km (0.11 R)
• M35: 77,487,359 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 11,510 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit