🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.7

Radius: 12.1

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.65 AU - 0.97 AU

Year: 503 Days

Day: 12.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,143,573 km

• M1: 150,495 km (0.105 R)
• M2: 546,331 km (0.119 R)
• M3: 1,032,973 km (0.12 R)
• M4: 1,436,289 km (0.082 R)
• M5: 1,938,938 km (0.117 R)
• M6: 2,567,847 km (0.065 R)
• M7: 3,233,708 km (0.076 R)
• M8: 3,691,776 km (0.092 R)
• M9: 4,482,850 km (0.091 R)
• M10: 4,864,025 km (0.062 R)
• M11: 5,316,708 km (0.043 R)
• M12: 6,214,146 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309

Radius: 12.3

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.81 AU - 1.03 AU

Year: 609 Days

Day: 6.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,143,573 km

• M1: 153,039 km (0.085 R)
• M2: 545,883 km (0.09 R)
• M3: 1,099,694 km (0.09 R)
• M4: 1,666,819 km (0.096 R)
• M5: 2,461,334 km (0.095 R)
• M6: 3,172,971 km (0.075 R)
• M7: 3,812,352 km (0.075 R)
• M8: 4,607,465 km (0.063 R)
• M9: 5,365,328 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.8

Radius: 11.4

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.29 AU - 3.57 AU

Year: 4385 Days

Day: 9.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,143,573 km

• M1: 141,819 km (0.098 R)
• M2: 541,694 km (0.082 R)
• M3: 1,233,135 km (0.12 R)
• M4: 1,637,498 km (0.116 R)
• M5: 2,030,492 km (0.059 R)
• M6: 2,486,915 km (0.099 R)
• M7: 3,803,077 km (0.112 R)
• M8: 4,212,826 km (0.057 R)
• M9: 4,883,323 km (0.1 R)
• M10: 5,652,256 km (0.113 R)
• M11: 6,311,684 km (0.072 R)
• M12: 6,855,771 km (0.106 R)
• M13: 7,500,688 km (0.12 R)
• M14: 9,722,066 km (0.115 R)
• M15: 10,102,494 km (0.106 R)
• M16: 11,583,064 km (0.042 R)
• M17: 12,797,499 km (0.072 R)
• M18: 13,203,658 km (0.086 R)
• M19: 17,688,901 km (0.094 R)
• M20: 18,066,336 km (0.072 R)
• M21: 19,763,973 km (0.12 R)
• M22: 20,375,679 km (0.07 R)
• M23: 21,708,596 km (0.118 R)
• M24: 24,703,545 km (0.055 R)
• M25: 26,299,605 km (0.081 R)
• M26: 27,039,965 km (0.094 R)
• M27: 29,344,370 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.1

Radius: 11.6

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.98 AU - 5.22 AU

Year: 6810 Days

Day: 11.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,143,573 km

• M1: 272,119 km (0.062 R)
• M2: 823,087 km (0.107 R)
• M3: 1,479,523 km (0.107 R)
• M4: 1,880,595 km (0.114 R)
• M5: 2,390,275 km (0.112 R)
• M6: 3,989,626 km (0.094 R)
• M7: 4,386,210 km (0.091 R)
• M8: 5,197,628 km (0.102 R)
• M9: 10,427,420 km (0.085 R)
• M10: 12,527,176 km (0.039 R)
• M11: 15,210,663 km (0.108 R)
• M12: 19,058,470 km (0.111 R)
• M13: 21,525,937 km (0.104 R)
• M14: 26,713,542 km (0.077 R)
• M15: 28,612,986 km (0.039 R)
• M16: 30,600,843 km (0.094 R)
• M17: 35,183,474 km (0.112 R)
• M18: 36,769,062 km (0.03 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.7

Radius: 4.8

Gravity: 21.99 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.45 AU - 7.76 AU

Year: 11704 Days

Day: 17 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,143,573 km

• M1: 60,438 km (0.066 R)
• M2: 317,447 km (0.08 R)
• M3: 530,923 km (0.09 R)
• M4: 1,081,593 km (0.109 R)
• M5: 1,410,558 km (0.107 R)
• M6: 1,635,254 km (0.092 R)
• M7: 2,321,909 km (0.104 R)
• M8: 2,677,353 km (0.09 R)
• M9: 3,882,663 km (0.096 R)
• M10: 4,441,411 km (0.058 R)
• M11: 4,988,491 km (0.087 R)
• M12: 5,410,656 km (0.105 R)
• M13: 5,647,768 km (0.08 R)
• M14: 10,035,923 km (0.094 R)
• M15: 10,760,575 km (0.094 R)
• M16: 10,973,752 km (0.094 R)
• M17: 11,244,374 km (0.071 R)
• M18: 15,112,227 km (0.1 R)
• M19: 17,857,797 km (0.05 R)
• M20: 18,383,334 km (0.106 R)
• M21: 19,544,363 km (0.092 R)
• M22: 21,250,826 km (0.102 R)
• M23: 22,183,120 km (0.092 R)
• M24: 25,330,510 km (0.056 R)
• M25: 25,518,854 km (0.089 R)
• M26: 28,968,281 km (0.107 R)
• M27: 30,324,835 km (0.088 R)
• M28: 31,614,069 km (0.097 R)
• M29: 33,957,370 km (0.101 R)
• M30: 35,229,850 km (0.118 R)
• M31: 36,533,745 km (0.113 R)
• M32: 37,136,923 km (0.111 R)
• M33: 38,736,274 km (0.084 R)
• M34: 41,808,566 km (0.081 R)
• M35: 42,071,708 km (0.12 R)
• M36: 43,673,602 km (0.101 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 16,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit