🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.5

Radius: 8.2

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.9 AU - 1.02 AU

Year: 638 Days

Day: 8.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 11,256,383 km

• M1: 102,026 km (0.045 R)
• M2: 359,932 km (0.083 R)
• M3: 649,105 km (0.115 R)
• M4: 924,365 km (0.097 R)
• M5: 1,235,678 km (0.096 R)
• M6: 1,755,381 km (0.101 R)
• M7: 2,066,246 km (0.12 R)
• M8: 2,596,720 km (0.102 R)
• M9: 3,107,597 km (0.1 R)
• M10: 3,670,683 km (0.104 R)
• M11: 5,367,572 km (0.108 R)
• M12: 5,790,036 km (0.115 R)
• M13: 6,701,536 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.8

Radius: 9.1

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.88 AU - 1.94 AU

Year: 1790 Days

Day: 9.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 11,256,383 km

• M1: 113,395 km (0.097 R)
• M2: 417,528 km (0.089 R)
• M3: 705,653 km (0.073 R)
• M4: 1,469,799 km (0.059 R)
• M5: 1,974,094 km (0.096 R)
• M6: 2,296,477 km (0.074 R)
• M7: 3,913,929 km (0.104 R)
• M8: 4,550,318 km (0.114 R)
• M9: 4,869,111 km (0.104 R)
• M10: 6,219,083 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.3

Radius: 13.9

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.48 AU - 2.38 AU

Year: 1819 Days

Day: 6.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 11,256,383 km

• M1: 173,683 km (0.106 R)
• M2: 771,177 km (0.054 R)
• M3: 1,516,324 km (0.08 R)
• M4: 2,739,885 km (0.115 R)
• M5: 3,250,014 km (0.037 R)
• M6: 3,682,651 km (0.032 R)
• M7: 4,484,047 km (0.095 R)
• M8: 6,641,697 km (0.081 R)
• M9: 7,978,204 km (0.117 R)
• M10: 8,616,538 km (0.059 R)
• M11: 9,520,408 km (0.062 R)
• M12: 10,451,057 km (0.092 R)
• M13: 11,104,650 km (0.071 R)
• M14: 13,064,232 km (0.085 R)
• M15: 14,082,545 km (0.12 R)
• M16: 15,943,991 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.5

Radius: 13.4

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2 AU - 2.16 AU

Year: 2035 Days

Day: 7 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 11,256,383 km

• M1: 166,652 km (0.063 R)
• M2: 694,433 km (0.098 R)
• M3: 1,134,550 km (0.09 R)
• M4: 1,909,168 km (0.026 R)
• M5: 2,443,232 km (0.053 R)
• M6: 3,587,207 km (0.052 R)
• M7: 4,251,272 km (0.064 R)
• M8: 4,930,596 km (0.07 R)
• M9: 5,997,827 km (0.094 R)
• M10: 6,854,275 km (0.081 R)
• M11: 7,731,667 km (0.06 R)
• M12: 8,650,796 km (0.119 R)
• M13: 9,573,217 km (0.034 R)
• M14: 10,379,100 km (0.083 R)
• M15: 11,116,169 km (0.115 R)
• M16: 11,730,717 km (0.076 R)
• M17: 12,449,236 km (0.099 R)
• M18: 13,755,075 km (0.026 R)
• M19: 14,599,555 km (0.078 R)
• M20: 15,572,690 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.6

Radius: 11

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.94 AU - 2.66 AU

Year: 2366 Days

Day: 6.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 107.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 11,256,383 km

• M1: 136,732 km (0.098 R)
• M2: 690,993 km (0.108 R)
• M3: 1,202,916 km (0.087 R)
• M4: 2,353,773 km (0.112 R)
• M5: 2,965,778 km (0.119 R)
• M6: 3,505,078 km (0.058 R)
• M7: 4,385,462 km (0.083 R)
• M8: 4,738,213 km (0.12 R)
• M9: 5,620,093 km (0.081 R)
• M10: 6,344,147 km (0.071 R)
• M11: 7,978,204 km (0.105 R)
• M12: 8,925,757 km (0.062 R)
• M13: 9,495,126 km (0.07 R)
• M14: 9,876,451 km (0.104 R)
• M15: 10,231,896 km (0.073 R)
• M16: 10,781,070 km (0.045 R)
• M17: 13,305,235 km (0.114 R)
• M18: 16,199,953 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.3

Radius: 10.8

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.15 AU - 3.33 AU

Year: 3956 Days

Day: 13.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 11,256,383 km

• M1: 134,339 km (0.115 R)
• M2: 807,529 km (0.084 R)
• M3: 1,328,579 km (0.082 R)
• M4: 1,834,668 km (0.084 R)
• M5: 3,040,726 km (0.096 R)
• M6: 3,562,374 km (0.065 R)
• M7: 4,548,822 km (0.106 R)
• M8: 5,005,994 km (0.107 R)
• M9: 8,424,454 km (0.105 R)
• M10: 12,964,151 km (0.096 R)
• M11: 14,388,473 km (0.103 R)
• M12: 16,023,428 km (0.099 R)
• M13: 18,552,081 km (0.075 R)
• M14: 20,486,082 km (0.07 R)
• M15: 21,870,162 km (0.067 R)
• M16: 22,896,403 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.5

Radius: 10.2

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.7 AU - 4.08 AU

Year: 4233 Days

Day: 13.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 11,256,383 km

• M1: 151,243 km (0.112 R)
• M2: 519,553 km (0.111 R)
• M3: 1,189,153 km (0.087 R)
• M4: 2,008,950 km (0.056 R)
• M5: 2,690,518 km (0.119 R)
• M6: 5,889,519 km (0.079 R)
• M7: 9,078,945 km (0.119 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 12,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit