🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.9

Radius: 14.2

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.91 AU - 1.17 AU

Year: 685 Days

Day: 10.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 42,061,898 km

• M1: 176,525 km (0.113 R)
• M2: 707,598 km (0.082 R)
• M3: 1,176,138 km (0.033 R)
• M4: 1,691,054 km (0.052 R)
• M5: 2,374,268 km (0.1 R)
• M6: 3,029,656 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.1

Radius: 11.8

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.41 AU - 1.95 AU

Year: 1406 Days

Day: 9 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,061,898 km

• M1: 148,251 km (0.055 R)
• M2: 623,524 km (0.065 R)
• M3: 996,920 km (0.107 R)
• M4: 1,497,923 km (0.039 R)
• M5: 2,026,303 km (0.085 R)
• M6: 2,654,913 km (0.058 R)
• M7: 3,022,027 km (0.073 R)
• M8: 3,692,075 km (0.102 R)
• M9: 4,227,337 km (0.052 R)
• M10: 5,118,641 km (0.102 R)
• M11: 5,563,395 km (0.053 R)
• M12: 6,737,290 km (0.099 R)
• M13: 7,338,673 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.9

Radius: 12

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.97 AU - 3.15 AU

Year: 3456 Days

Day: 8.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,061,898 km

• M1: 149,299 km (0.115 R)
• M2: 612,304 km (0.107 R)
• M3: 1,431,801 km (0.056 R)
• M4: 2,213,300 km (0.117 R)
• M5: 3,063,764 km (0.116 R)
• M6: 4,477,763 km (0.042 R)
• M7: 5,362,934 km (0.115 R)
• M8: 6,166,723 km (0.077 R)
• M9: 6,660,995 km (0.086 R)
• M10: 7,235,301 km (0.087 R)
• M11: 7,842,369 km (0.087 R)
• M12: 9,001,902 km (0.076 R)
• M13: 10,582,105 km (0.1 R)
• M14: 11,920,856 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.8

Radius: 8.8

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.89 AU - 4.15 AU

Year: 4264 Days

Day: 9.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,061,898 km

• M1: 109,506 km (0.098 R)
• M2: 767,437 km (0.06 R)
• M3: 1,841,699 km (0.113 R)
• M4: 2,186,373 km (0.087 R)
• M5: 2,495,891 km (0.063 R)
• M6: 2,868,689 km (0.097 R)
• M7: 4,746,441 km (0.114 R)
• M8: 5,347,226 km (0.093 R)
• M9: 7,391,332 km (0.099 R)
• M10: 9,364,528 km (0.081 R)
• M11: 9,789,834 km (0.069 R)
• M12: 10,762,520 km (0.05 R)
• M13: 14,471,799 km (0.119 R)
• M14: 14,832,030 km (0.109 R)
• M15: 16,168,089 km (0.091 R)
• M16: 18,290,135 km (0.115 R)
• M17: 20,269,464 km (0.101 R)
• M18: 20,785,876 km (0.077 R)
• M19: 22,869,924 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.8

Radius: 12.3

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.37 AU - 5.15 AU

Year: 5677 Days

Day: 11.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,061,898 km

• M1: 153,188 km (0.114 R)
• M2: 638,633 km (0.037 R)
• M3: 1,041,650 km (0.118 R)
• M4: 1,476,082 km (0.115 R)
• M5: 2,673,464 km (0.108 R)
• M6: 3,091,739 km (0.114 R)
• M7: 3,642,708 km (0.077 R)
• M8: 4,860,435 km (0.1 R)
• M9: 5,399,885 km (0.09 R)
• M10: 5,978,978 km (0.077 R)
• M11: 6,565,551 km (0.076 R)
• M12: 7,334,185 km (0.087 R)
• M13: 8,319,138 km (0.073 R)
• M14: 9,476,277 km (0.096 R)
• M15: 10,644,188 km (0.049 R)
• M16: 11,705,285 km (0.093 R)
• M17: 13,647,365 km (0.112 R)
• M18: 16,601,624 km (0.106 R)
• M19: 18,976,191 km (0.1 R)
• M20: 19,603,604 km (0.071 R)
• M21: 23,344,299 km (0.097 R)
• M22: 26,487,799 km (0.072 R)
• M23: 29,530,470 km (0.054 R)
• M24: 30,090,565 km (0.088 R)
• M25: 30,657,840 km (0.09 R)
• M26: 31,232,146 km (0.111 R)
• M27: 32,600,218 km (0.108 R)
• M28: 33,601,627 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.3

Radius: 11.7

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.13 AU - 6.53 AU

Year: 9089 Days

Day: 10.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,061,898 km

• M1: 145,858 km (0.076 R)
• M2: 522,695 km (0.09 R)
• M3: 916,736 km (0.076 R)
• M4: 2,689,770 km (0.097 R)
• M5: 4,360,030 km (0.107 R)
• M6: 5,904,329 km (0.104 R)
• M7: 8,281,738 km (0.089 R)
• M8: 9,109,164 km (0.1 R)
• M9: 10,928,872 km (0.03 R)
• M10: 12,527,924 km (0.095 R)
• M11: 15,467,073 km (0.104 R)
• M12: 25,435,827 km (0.059 R)
• M13: 26,069,523 km (0.078 R)
• M14: 26,528,639 km (0.032 R)
• M15: 34,849,572 km (0.098 R)
• M16: 38,876,747 km (0.074 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: 331 - 17,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit