🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.1

Radius: 12.8

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.43 AU - 0.63 AU

Year: 266 Days

Day: 8.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 33,158,635 km

• M1: 159,172 km (0.102 R)
• M2: 647,011 km (0.117 R)
• M3: 1,175,540 km (0.089 R)
• M4: 1,676,244 km (0.029 R)
• M5: 2,085,843 km (0.115 R)
• M6: 2,585,650 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.8

Radius: 13.3

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.06 AU - 1.48 AU

Year: 988 Days

Day: 14.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,158,635 km

• M1: 165,455 km (0.071 R)
• M2: 652,995 km (0.11 R)
• M3: 1,132,306 km (0.102 R)
• M4: 2,812,290 km (0.091 R)
• M5: 3,228,920 km (0.06 R)
• M6: 5,106,224 km (0.07 R)
• M7: 5,562,647 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.9

Radius: 9.7

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.96 AU - 2.7 AU

Year: 2455 Days

Day: 6.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,158,635 km

• M1: 120,576 km (0.111 R)
• M2: 424,708 km (0.047 R)
• M3: 799,601 km (0.116 R)
• M4: 1,206,656 km (0.092 R)
• M5: 1,515,277 km (0.118 R)
• M6: 2,212,852 km (0.073 R)
• M7: 2,779,528 km (0.115 R)
• M8: 3,356,079 km (0.12 R)
• M9: 4,589,513 km (0.107 R)
• M10: 5,110,862 km (0.079 R)
• M11: 5,997,678 km (0.118 R)
• M12: 6,577,070 km (0.101 R)
• M13: 7,076,428 km (0.078 R)
• M14: 7,383,253 km (0.077 R)
• M15: 8,228,182 km (0.074 R)
• M16: 8,943,858 km (0.061 R)
• M17: 9,614,356 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257

Radius: 3.2

Gravity: 25.1 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.52 AU - 5.88 AU

Year: 9393 Days

Day: 21.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 33,158,635 km

• M1: 40,092 km (0.044 R)
• M2: 140,772 km (0.099 R)
• M3: 289,173 km (0.1 R)
• M4: 392,395 km (0.082 R)
• M5: 751,281 km (0.096 R)
• M6: 1,026,391 km (0.068 R)
• M7: 1,842,747 km (0.086 R)
• M8: 2,065,498 km (0.091 R)
• M9: 2,207,466 km (0.073 R)
• M10: 4,381,572 km (0.103 R)
• M11: 4,750,480 km (0.079 R)
• M12: 5,371,611 km (0.076 R)
• M13: 5,824,892 km (0.077 R)
• M14: 7,483,484 km (0.114 R)
• M15: 8,360,576 km (0.052 R)
• M16: 8,479,806 km (0.034 R)
• M17: 8,640,623 km (0.094 R)
• M18: 9,735,530 km (0.115 R)
• M19: 10,684,878 km (0.083 R)
• M20: 11,399,507 km (0.046 R)
• M21: 12,504,587 km (0.075 R)
• M22: 12,608,557 km (0.097 R)
• M23: 12,817,994 km (0.09 R)
• M24: 12,923,610 km (0.075 R)
• M25: 14,011,785 km (0.117 R)
• M26: 14,520,867 km (0.112 R)
• M27: 15,277,832 km (0.089 R)
• M28: 16,617,930 km (0.082 R)
• M29: 17,640,431 km (0.088 R)
• M30: 19,045,305 km (0.084 R)
• M31: 22,075,111 km (0.101 R)
• M32: 23,152,215 km (0.103 R)
• M33: 25,745,046 km (0.065 R)
• M34: 25,913,194 km (0.11 R)
• M35: 30,359,990 km (0.113 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 19,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit