🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.9

Radius: 13.6

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.32 AU - 1.48 AU

Year: 1087 Days

Day: 9.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,728,722 km

• M1: 170,392 km (0.086 R)
• M2: 1,314,816 km (0.104 R)
• M3: 1,990,100 km (0.111 R)
• M4: 2,627,238 km (0.078 R)
• M5: 3,103,707 km (0.103 R)
• M6: 4,429,892 km (0.102 R)
• M7: 5,681,129 km (0.055 R)
• M8: 6,105,388 km (0.101 R)
• M9: 6,572,732 km (0.026 R)
• M10: 7,064,011 km (0.092 R)
• M11: 8,792,914 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.6

Radius: 14.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.76 AU - 1.98 AU

Year: 1678 Days

Day: 6.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,728,722 km

• M1: 185,801 km (0.082 R)
• M2: 805,435 km (0.066 R)
• M3: 1,565,691 km (0.098 R)
• M4: 2,183,830 km (0.079 R)
• M5: 4,047,969 km (0.09 R)
• M6: 4,593,702 km (0.079 R)
• M7: 5,628,321 km (0.08 R)
• M8: 6,943,286 km (0.07 R)
• M9: 8,454,524 km (0.111 R)
• M10: 9,129,659 km (0.089 R)
• M11: 10,277,972 km (0.073 R)
• M12: 12,082,721 km (0.082 R)
• M13: 12,860,929 km (0.085 R)
• M14: 14,133,109 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.3

Radius: 10.7

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.84 AU - 4.32 AU

Year: 5406 Days

Day: 5.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,728,722 km

• M1: 133,142 km (0.119 R)
• M2: 591,211 km (0.076 R)
• M3: 931,396 km (0.081 R)
• M4: 1,267,094 km (0.03 R)
• M5: 1,777,522 km (0.104 R)
• M6: 2,275,234 km (0.089 R)
• M7: 3,596,632 km (0.036 R)
• M8: 9,932,999 km (0.058 R)
• M9: 13,076,051 km (0.109 R)
• M10: 14,331,326 km (0.117 R)
• M11: 14,901,444 km (0.108 R)
• M12: 20,951,182 km (0.079 R)
• M13: 22,743,215 km (0.058 R)
• M14: 23,755,543 km (0.09 R)
• M15: 27,930,072 km (0.116 R)
• M16: 31,127,427 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.1

Radius: 6.9

Gravity: 16.36 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.77 AU - 7.39 AU

Year: 9835 Days

Day: 19.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,728,722 km

• M1: 110,104 km (0.092 R)
• M2: 383,569 km (0.1 R)
• M3: 876,344 km (0.112 R)
• M4: 1,265,748 km (0.028 R)
• M5: 1,877,154 km (0.052 R)
• M6: 2,131,919 km (0.086 R)
• M7: 3,153,224 km (0.102 R)
• M8: 3,641,811 km (0.115 R)
• M9: 4,438,569 km (0.111 R)
• M10: 6,409,670 km (0.09 R)
• M11: 6,676,852 km (0.117 R)
• M12: 7,863,911 km (0.029 R)
• M13: 11,297,781 km (0.111 R)
• M14: 12,974,025 km (0.109 R)
• M15: 19,699,197 km (0.106 R)
• M16: 23,346,842 km (0.099 R)
• M17: 39,946,072 km (0.096 R)
• M18: 43,651,611 km (0.042 R)
• M19: 45,028,809 km (0.076 R)
• M20: 45,587,707 km (0.038 R)
• M21: 46,434,581 km (0.089 R)
• M22: 49,333,638 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.1

Radius: 4.7

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.37 AU - 8.15 AU

Year: 11530 Days

Day: 19.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,728,722 km

• M1: 58,792 km (0.069 R)
• M2: 246,238 km (0.045 R)
• M3: 525,089 km (0.085 R)
• M4: 721,959 km (0.113 R)
• M5: 1,653,954 km (0.03 R)
• M6: 2,163,933 km (0.102 R)
• M7: 2,366,938 km (0.112 R)
• M8: 2,831,140 km (0.102 R)
• M9: 3,398,116 km (0.061 R)
• M10: 4,753,772 km (0.092 R)
• M11: 5,998,127 km (0.103 R)
• M12: 6,572,582 km (0.114 R)
• M13: 8,269,172 km (0.107 R)
• M14: 10,331,678 km (0.065 R)
• M15: 10,957,595 km (0.112 R)
• M16: 12,126,104 km (0.114 R)
• M17: 12,931,689 km (0.106 R)
• M18: 14,588,934 km (0.042 R)
• M19: 20,550,409 km (0.073 R)
• M20: 25,287,126 km (0.061 R)
• M21: 26,068,327 km (0.075 R)
• M22: 36,402,847 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.7

Radius: 6

Gravity: 12.55 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.65 AU - 7.89 AU

Year: 14208 Days

Day: 15.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,728,722 km

• M1: 74,649 km (0.096 R)
• M2: 274,512 km (0.109 R)
• M3: 515,065 km (0.052 R)
• M4: 937,530 km (0.074 R)
• M5: 1,583,344 km (0.082 R)
• M6: 2,510,851 km (0.1 R)
• M7: 3,102,809 km (0.117 R)
• M8: 3,295,043 km (0.083 R)
• M9: 4,319,639 km (0.032 R)
• M10: 5,970,900 km (0.105 R)
• M11: 6,307,345 km (0.109 R)
• M12: 8,365,812 km (0.117 R)
• M13: 8,834,951 km (0.112 R)
• M14: 9,124,722 km (0.074 R)
• M15: 9,825,738 km (0.086 R)
• M16: 12,322,377 km (0.103 R)
• M17: 16,053,198 km (0.09 R)
• M18: 17,447,300 km (0.068 R)
• M19: 19,891,879 km (0.077 R)
• M20: 21,324,877 km (0.101 R)
• M21: 27,337,964 km (0.114 R)
• M22: 30,181,520 km (0.083 R)
• M23: 34,987,202 km (0.09 R)
• M24: 36,202,086 km (0.085 R)
• M25: 37,570,757 km (0.113 R)
• M26: 37,949,988 km (0.079 R)
• M27: 40,410,873 km (0.119 R)
• M28: 41,209,576 km (0.105 R)
• M29: 41,612,892 km (0.091 R)
• M30: 47,097,748 km (0.089 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 20,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit