🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.58 AU - 0.64 AU

Year: 177 Days

Day: 35.5 Hours

Environment

Temp: 138 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.3

Radius: 13.6

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.64 AU - 8.3 AU

Year: 7572 Days

Day: 7.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,597,792 km

• M1: 173,234 km (0.093 R)
• M2: 753,824 km (0.094 R)
• M3: 1,548,039 km (0.082 R)
• M4: 2,506,512 km (0.072 R)
• M5: 3,689,083 km (0.084 R)
• M6: 5,602,889 km (0.06 R)
• M7: 6,882,848 km (0.114 R)
• M8: 7,772,806 km (0.084 R)
• M9: 9,064,733 km (0.079 R)
• M10: 11,328,748 km (0.076 R)
• M11: 11,849,647 km (0.117 R)
• M12: 13,751,635 km (0.087 R)
• M13: 15,058,821 km (0.07 R)
• M14: 16,779,346 km (0.101 R)
• M15: 18,271,136 km (0.103 R)
• M16: 20,608,154 km (0.083 R)
• M17: 21,189,491 km (0.095 R)
• M18: 21,715,627 km (0.078 R)
• M19: 22,453,144 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.2

Radius: 9.7

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 8.92 AU - 14.2 AU

Year: 14576 Days

Day: 8.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,597,792 km

• M1: 121,773 km (0.102 R)
• M2: 486,043 km (0.091 R)
• M3: 848,070 km (0.074 R)
• M4: 1,715,738 km (0.062 R)
• M5: 2,160,941 km (0.099 R)
• M6: 2,973,258 km (0.054 R)
• M7: 4,297,049 km (0.106 R)
• M8: 5,902,982 km (0.077 R)
• M9: 8,057,641 km (0.045 R)
• M10: 8,669,197 km (0.095 R)
• M11: 9,618,245 km (0.087 R)
• M12: 12,445,496 km (0.112 R)
• M13: 12,881,125 km (0.078 R)
• M14: 13,521,254 km (0.107 R)
• M15: 14,048,437 km (0.083 R)
• M16: 14,726,564 km (0.098 R)
• M17: 15,497,591 km (0.118 R)
• M18: 16,148,342 km (0.05 R)
• M19: 19,930,326 km (0.095 R)
• M20: 20,527,072 km (0.098 R)
• M21: 21,488,986 km (0.092 R)
• M22: 23,881,505 km (0.12 R)
• M23: 24,945,295 km (0.115 R)
• M24: 28,433,170 km (0.094 R)
• M25: 30,405,169 km (0.074 R)
• M26: 33,771,570 km (0.11 R)
• M27: 36,107,092 km (0.079 R)
• M28: 36,485,425 km (0.064 R)
• M29: 39,208,405 km (0.104 R)
• M30: 40,687,479 km (0.116 R)
• M31: 44,330,786 km (0.025 R)
• M32: 45,935,672 km (0.067 R)
• M33: 48,033,782 km (0.106 R)
• M34: 50,824,081 km (0.116 R)
• M35: 56,386,429 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.9

Radius: 7.3

Gravity: 17.92 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 15.33 AU - 15.71 AU

Year: 22675 Days

Day: 16.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,597,792 km

• M1: 91,255 km (0.108 R)
• M2: 498,011 km (0.034 R)
• M3: 983,008 km (0.119 R)
• M4: 1,367,025 km (0.117 R)
• M5: 2,117,558 km (0.09 R)
• M6: 5,197,030 km (0.062 R)
• M7: 5,911,509 km (0.029 R)
• M8: 8,009,171 km (0.073 R)
• M9: 8,787,529 km (0.087 R)
• M10: 11,840,522 km (0.109 R)
• M11: 13,072,610 km (0.082 R)
• M12: 15,367,890 km (0.115 R)
• M13: 16,391,738 km (0.12 R)
• M14: 18,104,634 km (0.119 R)
• M15: 18,385,728 km (0.101 R)
• M16: 21,671,496 km (0.088 R)
• M17: 23,286,704 km (0.081 R)
• M18: 28,611,790 km (0.114 R)
• M19: 31,084,792 km (0.107 R)
• M20: 32,856,779 km (0.118 R)
• M21: 35,419,989 km (0.049 R)
• M22: 40,940,449 km (0.093 R)
• M23: 42,405,012 km (0.089 R)
• M24: 43,904,282 km (0.119 R)
• M25: 44,242,074 km (0.069 R)
• M26: 45,438,408 km (0.108 R)
• M27: 47,361,639 km (0.081 R)
• M28: 60,678,243 km (0.118 R)
• M29: 63,870,213 km (0.107 R)
• M30: 64,521,711 km (0.086 R)
• M31: 66,059,278 km (0.111 R)
• M32: 68,071,669 km (0.084 R)
• M33: 69,664,886 km (0.096 R)
• M34: 72,689,456 km (0.108 R)
• M35: 75,557,995 km (0.052 R)
• M36: 75,800,493 km (0.117 R)
• M37: 80,001,052 km (0.094 R)
• M38: 81,265,453 km (0.09 R)
• M39: 87,520,289 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295

Radius: 7

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 16.47 AU - 21.09 AU

Year: 30182 Days

Day: 16.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,597,792 km

• M1: 89,759 km (0.11 R)
• M2: 580,889 km (0.112 R)
• M3: 837,449 km (0.049 R)
• M4: 1,508,246 km (0.077 R)
• M5: 1,762,562 km (0.105 R)
• M6: 2,166,925 km (0.107 R)
• M7: 5,103,232 km (0.09 R)
• M8: 6,607,439 km (0.084 R)
• M9: 7,484,980 km (0.045 R)
• M10: 10,889,229 km (0.072 R)
• M11: 12,445,645 km (0.108 R)
• M12: 17,142,420 km (0.112 R)
• M13: 17,395,689 km (0.067 R)
• M14: 21,994,029 km (0.098 R)
• M15: 26,885,430 km (0.051 R)
• M16: 28,625,104 km (0.048 R)
• M17: 29,221,251 km (0.082 R)
• M18: 30,685,814 km (0.112 R)
• M19: 31,059,510 km (0.088 R)
• M20: 31,562,458 km (0.08 R)
• M21: 42,487,441 km (0.094 R)
• M22: 48,620,505 km (0.055 R)
• M23: 52,427,621 km (0.099 R)
• M24: 52,961,685 km (0.117 R)
• M25: 58,886,359 km (0.046 R)
• M26: 72,030,926 km (0.045 R)
• M27: 73,133,313 km (0.057 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 18,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit