🌌 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: 109.7

Radius: 12.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.75 AU - 0.75 AU

Year: 419 Days

Day: 10.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 54,089,877 km

• M1: 150,495 km (0.068 R)
• M2: 542,591 km (0.115 R)
• M3: 1,050,177 km (0.057 R)
• M4: 1,873,414 km (0.096 R)
• M5: 2,287,950 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.5

Radius: 8.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.64 AU - 1.04 AU

Year: 497 Days

Day: 6 Hours

Environment

Temp: -159 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,089,877 km

• M1: 108,159 km (0.118 R)
• M2: 584,778 km (0.079 R)
• M3: 905,217 km (0.111 R)
• M4: 1,230,592 km (0.052 R)
• M5: 1,951,055 km (0.092 R)
• M6: 2,283,163 km (0.082 R)
• M7: 3,083,362 km (0.073 R)
• M8: 4,660,273 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.6

Radius: 10.4

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.1 AU - 1.78 AU

Year: 1116 Days

Day: 8.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,089,877 km

• M1: 129,402 km (0.118 R)
• M2: 479,162 km (0.117 R)
• M3: 1,196,035 km (0.108 R)
• M4: 1,537,417 km (0.083 R)
• M5: 2,034,681 km (0.116 R)
• M6: 2,412,714 km (0.101 R)
• M7: 3,838,981 km (0.085 R)
• M8: 5,176,834 km (0.084 R)
• M9: 5,575,662 km (0.099 R)
• M10: 8,745,492 km (0.104 R)
• M11: 10,742,773 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.4

Radius: 11.1

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.67 AU - 2.35 AU

Year: 1840 Days

Day: 14.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,089,877 km

• M1: 138,079 km (0.113 R)
• M2: 521,797 km (0.073 R)
• M3: 867,368 km (0.109 R)
• M4: 1,223,112 km (0.084 R)
• M5: 1,926,073 km (0.109 R)
• M6: 2,337,317 km (0.091 R)
• M7: 2,821,865 km (0.085 R)
• M8: 3,192,269 km (0.103 R)
• M9: 3,755,206 km (0.108 R)
• M10: 4,363,171 km (0.08 R)
• M11: 5,102,185 km (0.115 R)
• M12: 5,972,246 km (0.111 R)
• M13: 8,066,616 km (0.116 R)
• M14: 8,658,575 km (0.06 R)
• M15: 10,720,333 km (0.081 R)
• M16: 12,064,021 km (0.101 R)
• M17: 13,473,831 km (0.094 R)
• M18: 14,352,869 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.6

Radius: 14

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.4 AU - 3.58 AU

Year: 4210 Days

Day: 10.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,089,877 km

• M1: 175,927 km (0.036 R)
• M2: 777,161 km (0.052 R)
• M3: 3,857,381 km (0.113 R)
• M4: 4,693,783 km (0.054 R)
• M5: 7,150,180 km (0.095 R)
• M6: 8,266,330 km (0.116 R)
• M7: 10,281,114 km (0.114 R)
• M8: 13,049,123 km (0.111 R)
• M9: 13,554,614 km (0.058 R)
• M10: 18,082,942 km (0.094 R)
• M11: 20,483,539 km (0.067 R)
• M12: 22,293,075 km (0.068 R)
• M13: 22,870,672 km (0.099 R)
• M14: 23,830,642 km (0.082 R)
• M15: 26,068,626 km (0.118 R)
• M16: 27,279,770 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.3

Radius: 14.5

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.09 AU - 4.39 AU

Year: 4670 Days

Day: 9.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,089,877 km

• M1: 182,360 km (0.117 R)
• M2: 653,743 km (0.113 R)
• M3: 1,263,055 km (0.114 R)
• M4: 1,935,497 km (0.115 R)
• M5: 2,403,888 km (0.055 R)
• M6: 3,098,022 km (0.094 R)
• M7: 3,812,651 km (0.101 R)
• M8: 4,316,647 km (0.105 R)
• M9: 5,320,897 km (0.107 R)
• M10: 5,864,087 km (0.076 R)
• M11: 6,603,250 km (0.092 R)
• M12: 8,231,024 km (0.105 R)
• M13: 9,361,087 km (0.119 R)
• M14: 10,592,128 km (0.12 R)
• M15: 24,056,235 km (0.117 R)
• M16: 24,598,827 km (0.094 R)
• M17: 27,017,375 km (0.065 R)
• M18: 29,238,605 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.9

Radius: 5

Gravity: 39.44 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.23 AU - 7.19 AU

Year: 9992 Days

Day: 16.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,089,877 km

• M1: 62,682 km (0.106 R)
• M2: 230,381 km (0.113 R)
• M3: 527,632 km (0.097 R)
• M4: 968,646 km (0.071 R)
• M5: 1,379,891 km (0.1 R)
• M6: 1,565,093 km (0.114 R)
• M7: 1,750,893 km (0.08 R)
• M8: 1,986,211 km (0.091 R)
• M9: 2,911,324 km (0.083 R)
• M10: 3,218,000 km (0.09 R)
• M11: 4,036,450 km (0.036 R)
• M12: 4,695,877 km (0.08 R)
• M13: 8,953,283 km (0.114 R)
• M14: 9,298,405 km (0.085 R)
• M15: 10,603,647 km (0.051 R)
• M16: 10,934,108 km (0.075 R)
• M17: 11,615,826 km (0.115 R)
• M18: 11,908,140 km (0.12 R)
• M19: 13,000,953 km (0.104 R)
• M20: 14,627,231 km (0.027 R)
• M21: 15,879,066 km (0.111 R)
• M22: 18,833,026 km (0.097 R)
• M23: 19,893,674 km (0.039 R)
• M24: 23,779,030 km (0.081 R)
• M25: 26,801,207 km (0.102 R)
• M26: 27,004,510 km (0.07 R)
• M27: 30,620,739 km (0.03 R)
• M28: 31,742,723 km (0.056 R)
• M29: 32,891,934 km (0.093 R)
• M30: 33,125,008 km (0.11 R)
• M31: 40,108,536 km (0.117 R)
• M32: 45,656,672 km (0.099 R)
• M33: 46,238,009 km (0.116 R)
• M34: 53,283,470 km (0.074 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 16,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit