🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.2

Radius: 11.7

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.88 AU - 1.42 AU

Year: 784 Days

Day: 14.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,931,958 km

• M1: 145,858 km (0.118 R)
• M2: 513,569 km (0.082 R)
• M3: 1,331,122 km (0.098 R)
• M4: 1,799,812 km (0.071 R)
• M5: 2,346,293 km (0.042 R)
• M6: 2,723,429 km (0.077 R)
• M7: 3,325,860 km (0.083 R)
• M8: 3,924,251 km (0.106 R)
• M9: 4,746,441 km (0.076 R)
• M10: 5,189,550 km (0.041 R)
• M11: 5,758,022 km (0.106 R)
• M12: 6,930,271 km (0.094 R)
• M13: 7,739,895 km (0.106 R)
• M14: 8,689,243 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.9

Radius: 12.3

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.6 AU - 1.72 AU

Year: 1360 Days

Day: 15 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,931,958 km

• M1: 153,039 km (0.062 R)
• M2: 556,055 km (0.108 R)
• M3: 1,129,314 km (0.114 R)
• M4: 1,862,344 km (0.074 R)
• M5: 2,313,381 km (0.113 R)
• M6: 2,756,042 km (0.089 R)
• M7: 4,647,108 km (0.101 R)
• M8: 5,086,178 km (0.116 R)
• M9: 5,887,723 km (0.071 R)
• M10: 6,872,227 km (0.11 R)
• M11: 7,497,696 km (0.083 R)
• M12: 7,963,543 km (0.1 R)
• M13: 8,772,868 km (0.113 R)
• M14: 10,187,615 km (0.117 R)
• M15: 12,005,977 km (0.085 R)
• M16: 12,416,773 km (0.115 R)
• M17: 13,148,456 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.4

Radius: 14.4

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.32 AU - 2.38 AU

Year: 2291 Days

Day: 10.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 81,931,958 km

• M1: 179,817 km (0.119 R)
• M2: 657,782 km (0.09 R)
• M3: 1,254,977 km (0.094 R)
• M4: 2,501,725 km (0.086 R)
• M5: 3,360,267 km (0.086 R)
• M6: 4,196,220 km (0.112 R)
• M7: 5,473,636 km (0.043 R)
• M8: 7,246,222 km (0.083 R)
• M9: 10,023,207 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.9

Radius: 8.1

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.6 AU - 3.26 AU

Year: 3189 Days

Day: 11.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 58 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,931,958 km

• M1: 102,175 km (0.116 R)
• M2: 371,003 km (0.051 R)
• M3: 1,351,766 km (0.082 R)
• M4: 2,330,735 km (0.086 R)
• M5: 2,833,234 km (0.075 R)
• M6: 3,478,599 km (0.026 R)
• M7: 3,934,274 km (0.078 R)
• M8: 4,280,743 km (0.12 R)
• M9: 4,988,341 km (0.113 R)
• M10: 6,112,270 km (0.094 R)
• M11: 7,549,457 km (0.115 R)
• M12: 7,830,401 km (0.049 R)
• M13: 8,479,507 km (0.111 R)
• M14: 8,749,082 km (0.112 R)
• M15: 9,094,055 km (0.048 R)
• M16: 10,838,665 km (0.109 R)
• M17: 11,398,759 km (0.095 R)
• M18: 12,839,536 km (0.116 R)
• M19: 14,879,004 km (0.089 R)
• M20: 17,394,193 km (0.106 R)
• M21: 17,830,121 km (0.111 R)
• M22: 18,951,956 km (0.062 R)
• M23: 19,239,633 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.7

Radius: 14.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.02 AU - 4.34 AU

Year: 4489 Days

Day: 12.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,931,958 km

• M1: 186,100 km (0.106 R)
• M2: 1,268,291 km (0.069 R)
• M3: 1,743,563 km (0.092 R)
• M4: 2,311,437 km (0.077 R)
• M5: 3,164,294 km (0.092 R)
• M6: 3,726,333 km (0.081 R)
• M7: 4,493,621 km (0.104 R)
• M8: 6,677,600 km (0.118 R)
• M9: 7,847,605 km (0.099 R)
• M10: 8,737,712 km (0.094 R)
• M11: 9,773,678 km (0.096 R)
• M12: 10,301,010 km (0.075 R)
• M13: 11,193,062 km (0.114 R)
• M14: 12,275,104 km (0.026 R)
• M15: 13,082,932 km (0.086 R)
• M16: 15,393,172 km (0.105 R)
• M17: 16,616,733 km (0.098 R)
• M18: 17,193,882 km (0.119 R)
• M19: 18,633,761 km (0.046 R)
• M20: 19,383,396 km (0.094 R)
• M21: 22,584,342 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.4

Radius: 3.5

Gravity: 81.34 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 9.13 AU - 9.81 AU

Year: 18529 Days

Day: 15.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 81,931,958 km

• M1: 55,650 km (0.089 R)
• M2: 314,455 km (0.045 R)
• M3: 708,496 km (0.068 R)
• M4: 1,323,044 km (0.092 R)
• M5: 1,584,690 km (0.048 R)
• M6: 1,765,255 km (0.095 R)
• M7: 1,979,329 km (0.069 R)
• M8: 2,506,812 km (0.069 R)
• M9: 2,803,015 km (0.117 R)
• M10: 3,233,708 km (0.12 R)
• M11: 4,826,775 km (0.097 R)
• M12: 5,483,360 km (0.088 R)
• M13: 6,024,157 km (0.118 R)
• M14: 7,066,854 km (0.118 R)
• M15: 7,259,685 km (0.118 R)
• M16: 8,545,479 km (0.115 R)
• M17: 8,875,193 km (0.108 R)
• M18: 9,677,636 km (0.114 R)
• M19: 11,098,965 km (0.113 R)
• M20: 11,294,041 km (0.118 R)
• M21: 12,653,586 km (0.077 R)
• M22: 13,154,141 km (0.028 R)
• M23: 15,692,667 km (0.069 R)
• M24: 16,521,888 km (0.098 R)
• M25: 18,722,174 km (0.093 R)
• M26: 20,715,116 km (0.064 R)
• M27: 35,990,555 km (0.098 R)
• M28: 41,500,544 km (0.054 R)
• M29: 43,723,718 km (0.091 R)
• M30: 44,864,551 km (0.069 R)
• M31: 46,025,131 km (0.113 R)
• M32: 52,311,084 km (0.118 R)
• M33: 53,226,922 km (0.107 R)
• M34: 53,781,631 km (0.101 R)
• M35: 54,527,077 km (0.108 R)
• M36: 56,804,855 km (0.11 R)
• M37: 60,740,625 km (0.03 R)
• M38: 63,187,298 km (0.105 R)
• M39: 64,017,267 km (0.059 R)
• M40: 68,058,803 km (0.085 R)
• M41: 72,719,824 km (0.079 R)
• M42: 75,244,139 km (0.048 R)
• M43: 76,645,422 km (0.032 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: 520 - 11,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit