🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.8

Radius: 8.8

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.46 AU - 1.6 AU

Year: 1222 Days

Day: 6.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,853,099 km

• M1: 109,506 km (0.078 R)
• M2: 514,766 km (0.095 R)
• M3: 863,629 km (0.111 R)
• M4: 1,406,818 km (0.116 R)
• M5: 3,544,871 km (0.1 R)
• M6: 4,151,491 km (0.11 R)
• M7: 5,705,663 km (0.051 R)
• M8: 7,266,417 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.1

Radius: 14.6

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.36 AU - 1.84 AU

Year: 1307 Days

Day: 6 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,853,099 km

• M1: 181,612 km (0.054 R)
• M2: 655,538 km (0.114 R)
• M3: 1,344,735 km (0.085 R)
• M4: 1,897,948 km (0.07 R)
• M5: 2,685,731 km (0.102 R)
• M6: 3,879,821 km (0.098 R)
• M7: 6,585,448 km (0.052 R)
• M8: 7,321,021 km (0.12 R)
• M9: 7,983,739 km (0.115 R)
• M10: 8,473,971 km (0.119 R)
• M11: 8,929,646 km (0.099 R)
• M12: 9,744,805 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.2

Radius: 9.6

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.07 AU - 5.69 AU

Year: 6961 Days

Day: 12.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,853,099 km

• M1: 122,670 km (0.12 R)
• M2: 429,047 km (0.091 R)
• M3: 865,573 km (0.11 R)
• M4: 2,645,788 km (0.077 R)
• M5: 3,247,022 km (0.074 R)
• M6: 4,696,625 km (0.103 R)
• M7: 5,858,103 km (0.064 R)
• M8: 6,942,688 km (0.119 R)
• M9: 7,299,479 km (0.101 R)
• M10: 7,771,310 km (0.107 R)
• M11: 8,371,347 km (0.093 R)
• M12: 10,611,127 km (0.108 R)
• M13: 10,997,987 km (0.118 R)
• M14: 11,845,907 km (0.113 R)
• M15: 13,076,051 km (0.073 R)
• M16: 13,671,600 km (0.047 R)
• M17: 14,441,580 km (0.116 R)
• M18: 17,632,353 km (0.106 R)
• M19: 18,855,166 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.6

Radius: 9

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.12 AU - 6.8 AU

Year: 8238 Days

Day: 9.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,853,099 km

• M1: 112,946 km (0.055 R)
• M2: 609,611 km (0.111 R)
• M3: 1,088,175 km (0.076 R)
• M4: 1,408,314 km (0.093 R)
• M5: 1,707,211 km (0.047 R)
• M6: 2,229,457 km (0.089 R)
• M7: 2,737,641 km (0.106 R)
• M8: 3,879,222 km (0.084 R)
• M9: 4,406,256 km (0.085 R)
• M10: 5,311,472 km (0.082 R)
• M11: 5,849,875 km (0.077 R)
• M12: 6,394,711 km (0.096 R)
• M13: 7,887,997 km (0.109 R)
• M14: 8,917,978 km (0.105 R)
• M15: 9,678,982 km (0.11 R)
• M16: 12,313,850 km (0.055 R)
• M17: 13,597,998 km (0.113 R)
• M18: 14,708,762 km (0.117 R)
• M19: 15,715,705 km (0.038 R)
• M20: 17,514,320 km (0.116 R)
• M21: 18,523,807 km (0.039 R)
• M22: 18,950,609 km (0.059 R)
• M23: 19,259,379 km (0.096 R)
• M24: 20,014,400 km (0.045 R)
• M25: 21,183,507 km (0.105 R)
• M26: 23,515,140 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125

Radius: 4.1

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.36 AU - 10.62 AU

Year: 18876 Days

Day: 22.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,853,099 km

• M1: 51,462 km (0.078 R)
• M2: 280,945 km (0.098 R)
• M3: 440,566 km (0.066 R)
• M4: 2,308,894 km (0.045 R)
• M5: 3,279,933 km (0.117 R)
• M6: 3,705,838 km (0.113 R)
• M7: 5,329,125 km (0.118 R)
• M8: 5,683,074 km (0.072 R)
• M9: 6,764,816 km (0.098 R)
• M10: 7,256,843 km (0.047 R)
• M11: 7,935,718 km (0.029 R)
• M12: 11,284,018 km (0.069 R)
• M13: 12,413,631 km (0.09 R)
• M14: 13,034,462 km (0.099 R)
• M15: 13,557,606 km (0.046 R)
• M16: 14,094,663 km (0.114 R)
• M17: 14,276,723 km (0.09 R)
• M18: 17,900,432 km (0.077 R)
• M19: 19,808,703 km (0.113 R)
• M20: 23,255,139 km (0.08 R)
• M21: 24,283,624 km (0.067 R)
• M22: 24,545,420 km (0.115 R)
• M23: 24,897,574 km (0.075 R)
• M24: 27,456,445 km (0.116 R)
• M25: 30,690,901 km (0.079 R)
• M26: 34,719,571 km (0.065 R)
• M27: 39,206,161 km (0.118 R)
• M28: 39,929,018 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.1

Radius: 4.3

Gravity: 16.45 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.75 AU - 12.95 AU

Year: 23076 Days

Day: 21.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,853,099 km

• M1: 53,556 km (0.105 R)
• M2: 273,166 km (0.053 R)
• M3: 1,394,851 km (0.101 R)
• M4: 2,430,666 km (0.053 R)
• M5: 2,788,953 km (0.109 R)
• M6: 2,931,969 km (0.107 R)
• M7: 4,229,281 km (0.099 R)
• M8: 5,055,510 km (0.089 R)
• M9: 6,593,077 km (0.085 R)
• M10: 12,373,240 km (0.073 R)
• M11: 17,493,676 km (0.087 R)
• M12: 18,562,852 km (0.113 R)
• M13: 21,012,218 km (0.089 R)
• M14: 22,409,013 km (0.095 R)
• M15: 22,888,025 km (0.092 R)
• M16: 36,533,296 km (0.089 R)
• M17: 38,683,915 km (0.119 R)
• M18: 39,511,640 km (0.11 R)
• M19: 42,794,266 km (0.112 R)
• M20: 45,030,305 km (0.083 R)
• M21: 49,088,297 km (0.103 R)
• M22: 52,036,123 km (0.097 R)
• M23: 61,210,811 km (0.107 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: 328 - 15,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit