🌌 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: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.7

Radius: 14.1

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.64 AU - 0.76 AU

Year: 384 Days

Day: 6.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,662,679 km

• M1: 176,525 km (0.09 R)
• M2: 687,402 km (0.08 R)
• M3: 1,198,129 km (0.081 R)
• M4: 1,762,712 km (0.075 R)
• M5: 2,425,729 km (0.069 R)
• M6: 3,023,971 km (0.059 R)
• M7: 3,696,414 km (0.055 R)
• M8: 4,601,182 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.6

Radius: 13.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.91 AU - 2.15 AU

Year: 1897 Days

Day: 14.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,662,679 km

• M1: 170,392 km (0.086 R)
• M2: 616,194 km (0.034 R)
• M3: 1,200,822 km (0.071 R)
• M4: 1,987,408 km (0.118 R)
• M5: 2,735,846 km (0.099 R)
• M6: 3,508,818 km (0.095 R)
• M7: 4,733,426 km (0.041 R)
• M8: 5,169,803 km (0.118 R)
• M9: 6,380,499 km (0.06 R)
• M10: 6,860,110 km (0.073 R)
• M11: 7,624,704 km (0.044 R)
• M12: 8,073,647 km (0.093 R)
• M13: 9,392,054 km (0.031 R)
• M14: 10,014,231 km (0.114 R)
• M15: 14,706,817 km (0.119 R)
• M16: 17,018,403 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.5

Radius: 14.8

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.13 AU - 3.33 AU

Year: 2959 Days

Day: 6.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,662,679 km

• M1: 184,005 km (0.102 R)
• M2: 651,648 km (0.093 R)
• M3: 1,254,229 km (0.109 R)
• M4: 2,409,723 km (0.062 R)
• M5: 3,009,610 km (0.115 R)
• M6: 3,845,264 km (0.057 R)
• M7: 4,470,433 km (0.107 R)
• M8: 4,971,586 km (0.112 R)
• M9: 6,307,944 km (0.102 R)
• M10: 7,969,976 km (0.111 R)
• M11: 8,504,489 km (0.104 R)
• M12: 9,984,611 km (0.08 R)
• M13: 14,948,866 km (0.044 R)
• M14: 15,660,653 km (0.088 R)
• M15: 16,716,664 km (0.106 R)
• M16: 18,678,491 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.8

Radius: 11.5

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.59 AU - 3.59 AU

Year: 3563 Days

Day: 11 Hours

Environment

Temp: -214 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,662,679 km

• M1: 143,165 km (0.116 R)
• M2: 585,676 km (0.042 R)
• M3: 948,002 km (0.12 R)
• M4: 1,398,441 km (0.055 R)
• M5: 1,904,381 km (0.103 R)
• M6: 2,441,587 km (0.036 R)
• M7: 2,909,379 km (0.116 R)
• M8: 3,492,811 km (0.094 R)
• M9: 4,753,622 km (0.111 R)
• M10: 5,936,941 km (0.079 R)
• M11: 9,914,898 km (0.091 R)
• M12: 11,280,278 km (0.117 R)
• M13: 12,904,462 km (0.108 R)
• M14: 14,135,652 km (0.073 R)
• M15: 15,032,791 km (0.034 R)
• M16: 16,233,763 km (0.101 R)
• M17: 17,838,050 km (0.067 R)
• M18: 18,415,049 km (0.093 R)
• M19: 19,667,183 km (0.056 R)
• M20: 20,096,978 km (0.085 R)
• M21: 20,848,258 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.5

Radius: 11.7

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.51 AU - 6.17 AU

Year: 8095 Days

Day: 10.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 26,662,679 km

• M1: 146,008 km (0.078 R)
• M2: 617,390 km (0.115 R)
• M3: 1,184,366 km (0.117 R)
• M4: 1,843,495 km (0.035 R)
• M5: 2,838,470 km (0.084 R)
• M6: 3,325,561 km (0.106 R)
• M7: 3,689,383 km (0.105 R)
• M8: 4,079,983 km (0.084 R)
• M9: 5,100,539 km (0.114 R)
• M10: 5,893,707 km (0.072 R)
• M11: 6,729,211 km (0.092 R)
• M12: 9,713,240 km (0.055 R)
• M13: 10,617,410 km (0.116 R)
• M14: 11,467,574 km (0.114 R)
• M15: 12,651,492 km (0.076 R)
• M16: 14,102,442 km (0.067 R)
• M17: 15,261,376 km (0.111 R)
• M18: 16,622,418 km (0.071 R)
• M19: 19,119,356 km (0.045 R)
• M20: 25,679,970 km (0.114 R)
• M21: 29,927,652 km (0.112 R)
• M22: 33,601,477 km (0.084 R)
• M23: 38,664,916 km (0.106 R)
• M24: 41,442,350 km (0.036 R)
• M25: 43,410,609 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.2

Radius: 3.2

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.4 AU - 6.62 AU

Year: 9665 Days

Day: 17 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,662,679 km

• M1: 39,793 km (0.09 R)
• M2: 669,151 km (0.106 R)
• M3: 3,114,777 km (0.101 R)
• M4: 4,615,693 km (0.096 R)
• M5: 8,300,587 km (0.12 R)
• M6: 8,900,176 km (0.108 R)
• M7: 11,137,113 km (0.098 R)
• M8: 14,083,742 km (0.108 R)
• M9: 16,389,644 km (0.104 R)
• M10: 17,032,615 km (0.11 R)
• M11: 17,270,476 km (0.1 R)
• M12: 18,182,574 km (0.079 R)
• M13: 18,493,588 km (0.072 R)
• M14: 21,454,130 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 14,263 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit