🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.31 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.6

Radius: 10.8

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.45 AU - 2.79 AU

Year: 2696 Days

Day: 12.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,174,300 km

• M1: 134,488 km (0.105 R)
• M2: 527,781 km (0.086 R)
• M3: 1,286,691 km (0.106 R)
• M4: 1,646,624 km (0.08 R)
• M5: 2,138,801 km (0.045 R)
• M6: 2,576,075 km (0.103 R)
• M7: 2,942,889 km (0.096 R)
• M8: 3,306,711 km (0.092 R)
• M9: 4,038,245 km (0.074 R)
• M10: 4,743,748 km (0.103 R)
• M11: 6,972,757 km (0.069 R)
• M12: 7,468,674 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.5

Radius: 8.5

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.58 AU - 4.04 AU

Year: 3829 Days

Day: 7.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,174,300 km

• M1: 107,860 km (0.032 R)
• M2: 426,803 km (0.108 R)
• M3: 816,056 km (0.083 R)
• M4: 1,158,336 km (0.107 R)
• M5: 1,585,139 km (0.092 R)
• M6: 2,643,095 km (0.096 R)
• M7: 3,203,190 km (0.105 R)
• M8: 4,070,408 km (0.082 R)
• M9: 4,444,702 km (0.107 R)
• M10: 4,722,506 km (0.113 R)
• M11: 5,494,730 km (0.082 R)
• M12: 5,952,499 km (0.092 R)
• M13: 6,290,890 km (0.093 R)
• M14: 6,641,996 km (0.064 R)
• M15: 8,527,228 km (0.059 R)
• M16: 9,178,428 km (0.091 R)
• M17: 10,177,143 km (0.097 R)
• M18: 11,852,639 km (0.095 R)
• M19: 13,752,831 km (0.063 R)
• M20: 14,096,458 km (0.103 R)
• M21: 19,467,620 km (0.072 R)
• M22: 19,838,772 km (0.044 R)
• M23: 21,965,007 km (0.113 R)
• M24: 22,774,630 km (0.094 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945.9

Radius: 3.9

Gravity: 62.19 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.12 AU - 7.56 AU

Year: 12644 Days

Day: 16.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,174,300 km

• M1: 48,619 km (0.049 R)
• M2: 539,899 km (0.117 R)
• M3: 899,831 km (0.089 R)
• M4: 1,373,907 km (0.114 R)
• M5: 1,682,378 km (0.103 R)
• M6: 1,942,528 km (0.028 R)
• M7: 2,091,977 km (0.089 R)
• M8: 2,838,620 km (0.077 R)
• M9: 5,217,375 km (0.078 R)
• M10: 6,118,703 km (0.097 R)
• M11: 7,251,607 km (0.075 R)
• M12: 7,658,364 km (0.109 R)
• M13: 9,280,603 km (0.106 R)
• M14: 10,367,731 km (0.118 R)
• M15: 12,279,442 km (0.062 R)
• M16: 15,347,246 km (0.033 R)
• M17: 26,994,637 km (0.062 R)
• M18: 28,519,637 km (0.096 R)
• M19: 28,853,689 km (0.082 R)
• M20: 31,859,111 km (0.104 R)
• M21: 39,439,235 km (0.119 R)
• M22: 40,131,873 km (0.054 R)
• M23: 40,551,345 km (0.025 R)
• M24: 41,541,534 km (0.1 R)
• M25: 41,970,730 km (0.085 R)
• M26: 44,459,141 km (0.025 R)
• M27: 52,344,295 km (0.083 R)
• M28: 55,916,543 km (0.113 R)
• M29: 56,790,344 km (0.062 R)
• M30: 56,966,271 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.3

Radius: 5.6

Gravity: 27.91 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.83 AU - 12.97 AU

Year: 21325 Days

Day: 19.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,174,300 km

• M1: 80,334 km (0.057 R)
• M2: 360,232 km (0.113 R)
• M3: 1,899,743 km (0.104 R)
• M4: 2,213,450 km (0.08 R)
• M5: 2,512,646 km (0.065 R)
• M6: 2,864,799 km (0.066 R)
• M7: 3,220,543 km (0.1 R)
• M8: 3,729,774 km (0.067 R)
• M9: 7,011,503 km (0.118 R)
• M10: 7,354,531 km (0.06 R)
• M11: 9,066,529 km (0.098 R)
• M12: 10,137,949 km (0.084 R)
• M13: 10,576,420 km (0.097 R)
• M14: 15,191,065 km (0.055 R)
• M15: 15,682,195 km (0.06 R)
• M16: 16,696,469 km (0.053 R)
• M17: 17,307,875 km (0.027 R)
• M18: 19,042,762 km (0.053 R)
• M19: 20,000,787 km (0.107 R)
• M20: 21,091,355 km (0.035 R)
• M21: 21,805,535 km (0.06 R)
• M22: 27,624,294 km (0.07 R)
• M23: 28,110,487 km (0.09 R)
• M24: 33,428,392 km (0.067 R)
• M25: 41,245,928 km (0.094 R)
• M26: 42,040,742 km (0.105 R)
• M27: 42,522,596 km (0.094 R)
• M28: 44,320,763 km (0.095 R)
• M29: 50,922,218 km (0.114 R)
• M30: 51,469,596 km (0.114 R)
• M31: 52,762,271 km (0.03 R)
• M32: 54,265,880 km (0.073 R)
• M33: 55,412,248 km (0.099 R)
• M34: 63,680,672 km (0.113 R)
• M35: 73,428,320 km (0.079 R)
• M36: 73,893,569 km (0.076 R)
• M37: 75,537,650 km (0.118 R)
• M38: 76,249,586 km (0.1 R)
• M39: 79,142,210 km (0.062 R)
• M40: 80,615,450 km (0.03 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 10,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit