🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.1

Radius: 8.1

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.63 AU - 0.75 AU

Year: 389 Days

Day: 13.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 163.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,116,379 km

• M1: 101,876 km (0.107 R)
• M2: 372,798 km (0.046 R)
• M3: 799,301 km (0.097 R)
• M4: 1,071,869 km (0.083 R)
• M5: 1,634,058 km (0.078 R)
• M6: 2,122,495 km (0.074 R)
• M7: 2,790,748 km (0.088 R)
• M8: 3,743,238 km (0.069 R)
• M9: 4,223,148 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.1

Radius: 13

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.87 AU - 1.45 AU

Year: 847 Days

Day: 8.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 31,116,379 km

• M1: 161,865 km (0.093 R)
• M2: 595,848 km (0.116 R)
• M3: 1,223,262 km (0.072 R)
• M4: 2,144,186 km (0.073 R)
• M5: 3,189,726 km (0.105 R)
• M6: 3,700,303 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.6

Radius: 9.1

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.37 AU - 1.39 AU

Year: 1100 Days

Day: 11 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,116,379 km

• M1: 113,096 km (0.087 R)
• M2: 662,270 km (0.098 R)
• M3: 1,111,213 km (0.074 R)
• M4: 1,636,002 km (0.109 R)
• M5: 2,096,913 km (0.078 R)
• M6: 2,435,154 km (0.094 R)
• M7: 2,718,941 km (0.089 R)
• M8: 3,504,480 km (0.099 R)
• M9: 4,634,243 km (0.103 R)
• M10: 6,677,151 km (0.043 R)
• M11: 9,198,923 km (0.099 R)
• M12: 10,111,918 km (0.11 R)
• M13: 11,252,004 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.7

Radius: 8

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.34 AU - 1.74 AU

Year: 1296 Days

Day: 9.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,116,379 km

• M1: 99,483 km (0.098 R)
• M2: 443,558 km (0.106 R)
• M3: 803,191 km (0.045 R)
• M4: 1,179,579 km (0.11 R)
• M5: 1,544,000 km (0.06 R)
• M6: 2,133,266 km (0.058 R)
• M7: 2,899,955 km (0.097 R)
• M8: 3,809,510 km (0.115 R)
• M9: 4,449,340 km (0.068 R)
• M10: 5,961,326 km (0.042 R)
• M11: 7,648,490 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.5

Radius: 8.8

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.99 AU - 3.13 AU

Year: 3631 Days

Day: 5.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 31,116,379 km

• M1: 109,655 km (0.089 R)
• M2: 420,968 km (0.093 R)
• M3: 906,862 km (0.12 R)
• M4: 1,268,889 km (0.073 R)
• M5: 2,022,114 km (0.043 R)
• M6: 2,601,357 km (0.096 R)
• M7: 4,547,476 km (0.083 R)
• M8: 5,299,505 km (0.085 R)
• M9: 5,902,085 km (0.045 R)
• M10: 6,338,462 km (0.119 R)
• M11: 6,953,758 km (0.101 R)
• M12: 7,608,398 km (0.113 R)
• M13: 8,483,546 km (0.076 R)
• M14: 11,290,600 km (0.102 R)
• M15: 12,101,869 km (0.09 R)
• M16: 12,380,720 km (0.12 R)
• M17: 13,890,611 km (0.067 R)
• M18: 14,299,462 km (0.103 R)
• M19: 14,768,900 km (0.117 R)
• M20: 15,356,670 km (0.038 R)
• M21: 16,923,110 km (0.094 R)
• M22: 17,389,556 km (0.108 R)
• M23: 18,044,944 km (0.11 R)
• M24: 19,278,678 km (0.101 R)
• M25: 19,723,432 km (0.044 R)
• M26: 20,370,742 km (0.097 R)
• M27: 21,844,580 km (0.11 R)
• M28: 23,102,250 km (0.047 R)
• M29: 24,704,144 km (0.118 R)
• M30: 25,003,190 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934

Radius: 14.6

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.17 AU - 3.87 AU

Year: 4479 Days

Day: 11.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 31,116,379 km

• M1: 203,304 km (0.1 R)
• M2: 744,249 km (0.12 R)
• M3: 1,542,354 km (0.09 R)
• M4: 2,408,675 km (0.116 R)
• M5: 2,925,985 km (0.103 R)
• M6: 4,506,187 km (0.062 R)
• M7: 6,406,529 km (0.114 R)
• M8: 8,521,095 km (0.117 R)
• M9: 8,994,572 km (0.052 R)
• M10: 9,951,400 km (0.109 R)
• M11: 10,566,397 km (0.114 R)
• M12: 12,215,713 km (0.074 R)
• M13: 14,693,054 km (0.11 R)
• M14: 15,203,183 km (0.108 R)
• M15: 15,783,772 km (0.067 R)
• M16: 16,804,927 km (0.094 R)
• M17: 17,300,545 km (0.045 R)
• M18: 18,647,973 km (0.106 R)
• M19: 21,769,931 km (0.088 R)
• M20: 22,657,944 km (0.102 R)
• M21: 24,984,041 km (0.072 R)
• M22: 27,040,713 km (0.092 R)
• M23: 28,153,721 km (0.088 R)
• M24: 28,677,762 km (0.071 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 18,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit