🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.61 AU - 0.63 AU

Year: 315 Days

Day: 30 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,622,195 km

• M1: 243,845 km (0.11 R)

Asteroid Belt

Center: 1.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.8

Radius: 14.8

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.46 AU - 1.7 AU

Year: 1282 Days

Day: 8.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,622,195 km

• M1: 184,005 km (0.103 R)
• M2: 663,167 km (0.09 R)
• M3: 1,238,970 km (0.065 R)
• M4: 1,703,022 km (0.092 R)
• M5: 2,252,794 km (0.108 R)
• M6: 2,761,726 km (0.104 R)
• M7: 3,453,766 km (0.081 R)
• M8: 4,241,997 km (0.116 R)
• M9: 4,755,567 km (0.075 R)
• M10: 5,456,134 km (0.108 R)
• M11: 5,998,127 km (0.069 R)
• M12: 6,793,239 km (0.106 R)
• M13: 7,979,700 km (0.1 R)
• M14: 10,399,446 km (0.042 R)
• M15: 11,065,455 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.8

Radius: 10.7

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.44 AU - 1.78 AU

Year: 1319 Days

Day: 15 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,622,195 km

• M1: 133,142 km (0.073 R)
• M2: 489,335 km (0.108 R)
• M3: 1,112,111 km (0.107 R)
• M4: 1,470,846 km (0.103 R)
• M5: 1,889,272 km (0.089 R)
• M6: 2,626,340 km (0.084 R)
• M7: 3,087,999 km (0.085 R)
• M8: 3,430,279 km (0.077 R)
• M9: 3,859,176 km (0.078 R)
• M10: 4,373,943 km (0.108 R)
• M11: 5,081,391 km (0.05 R)
• M12: 5,443,268 km (0.065 R)
• M13: 5,925,123 km (0.118 R)
• M14: 6,634,067 km (0.054 R)
• M15: 6,997,740 km (0.116 R)
• M16: 7,641,609 km (0.108 R)
• M17: 9,638,740 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.7

Radius: 9.4

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.04 AU - 3.22 AU

Year: 3575 Days

Day: 13.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,622,195 km

• M1: 116,836 km (0.11 R)
• M2: 410,497 km (0.067 R)
• M3: 733,030 km (0.114 R)
• M4: 1,223,860 km (0.094 R)
• M5: 2,182,783 km (0.112 R)
• M6: 2,662,244 km (0.037 R)
• M7: 3,465,435 km (0.111 R)
• M8: 4,997,766 km (0.104 R)
• M9: 9,519,062 km (0.116 R)
• M10: 10,439,538 km (0.115 R)
• M11: 11,544,617 km (0.097 R)
• M12: 12,235,311 km (0.091 R)
• M13: 13,229,538 km (0.109 R)
• M14: 17,357,392 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.7

Radius: 8.6

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.7 AU - 3.82 AU

Year: 3801 Days

Day: 8.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,622,195 km

• M1: 106,962 km (0.117 R)
• M2: 726,597 km (0.081 R)
• M3: 1,047,484 km (0.081 R)
• M4: 1,431,352 km (0.067 R)
• M5: 1,705,416 km (0.106 R)
• M6: 2,126,235 km (0.056 R)
• M7: 2,714,753 km (0.087 R)
• M8: 3,649,739 km (0.102 R)
• M9: 10,447,616 km (0.042 R)
• M10: 12,040,385 km (0.12 R)
• M11: 13,041,045 km (0.103 R)
• M12: 13,788,885 km (0.086 R)
• M13: 17,363,675 km (0.078 R)
• M14: 18,329,928 km (0.094 R)
• M15: 19,652,074 km (0.074 R)
• M16: 21,718,469 km (0.097 R)
• M17: 24,668,090 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.2

Radius: 10.4

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.41 AU - 4.33 AU

Year: 4916 Days

Day: 10.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,622,195 km

• M1: 205,398 km (0.079 R)
• M2: 918,381 km (0.081 R)
• M3: 1,768,097 km (0.106 R)
• M4: 2,153,761 km (0.105 R)
• M5: 2,810,794 km (0.066 R)
• M6: 3,299,082 km (0.115 R)
• M7: 3,935,621 km (0.114 R)
• M8: 4,946,005 km (0.112 R)
• M9: 6,573,330 km (0.065 R)
• M10: 8,531,267 km (0.095 R)
• M11: 9,472,986 km (0.084 R)
• M12: 10,573,877 km (0.108 R)
• M13: 11,905,597 km (0.045 R)
• M14: 17,772,676 km (0.113 R)
• M15: 19,032,440 km (0.094 R)
• M16: 20,350,846 km (0.046 R)
• M17: 22,554,871 km (0.091 R)
• M18: 23,557,775 km (0.113 R)
• M19: 25,322,132 km (0.064 R)
• M20: 27,518,977 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.9

Radius: 14.6

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.77 AU - 5.75 AU

Year: 6705 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,622,195 km

• M1: 197,768 km (0.097 R)
• M2: 1,148,912 km (0.101 R)
• M3: 1,810,733 km (0.086 R)
• M4: 2,315,177 km (0.104 R)
• M5: 3,014,098 km (0.073 R)
• M6: 3,648,991 km (0.086 R)
• M7: 4,838,743 km (0.076 R)
• M8: 5,624,132 km (0.048 R)
• M9: 6,742,825 km (0.051 R)
• M10: 8,439,713 km (0.072 R)
• M11: 9,451,743 km (0.052 R)
• M12: 10,925,282 km (0.071 R)
• M13: 13,948,057 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.8

Radius: 6.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.25 AU - 11.83 AU

Year: 20541 Days

Day: 16.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,622,195 km

• M1: 79,586 km (0.078 R)
• M2: 801,097 km (0.051 R)
• M3: 1,485,208 km (0.116 R)
• M4: 1,832,724 km (0.076 R)
• M5: 4,470,134 km (0.054 R)
• M6: 5,465,109 km (0.085 R)
• M7: 5,851,371 km (0.114 R)
• M8: 11,550,152 km (0.115 R)
• M9: 22,974,493 km (0.082 R)
• M10: 23,794,289 km (0.075 R)
• M11: 26,271,929 km (0.106 R)
• M12: 30,738,323 km (0.086 R)
• M13: 31,177,842 km (0.031 R)
• M14: 44,131,521 km (0.115 R)
• M15: 44,550,695 km (0.118 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: 169 - 14,509 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit