🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.3

Radius: 10.5

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.59 AU - 0.63 AU

Year: 335 Days

Day: 11.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,413,225 km

• M1: 130,749 km (0.093 R)
• M2: 484,248 km (0.077 R)
• M3: 1,036,115 km (0.097 R)
• M4: 1,434,045 km (0.095 R)
• M5: 1,774,979 km (0.111 R)
• M6: 2,111,873 km (0.09 R)
• M7: 2,844,903 km (0.107 R)
• M8: 3,414,721 km (0.094 R)
• M9: 3,993,665 km (0.113 R)
• M10: 4,946,304 km (0.091 R)
• M11: 5,300,701 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.7

Radius: 12.5

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.67 AU - 1.67 AU

Year: 1517 Days

Day: 8.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,413,225 km

• M1: 155,582 km (0.118 R)
• M2: 561,142 km (0.09 R)
• M3: 1,145,172 km (0.086 R)
• M4: 1,632,861 km (0.107 R)
• M5: 2,091,229 km (0.107 R)
• M6: 2,517,134 km (0.088 R)
• M7: 3,027,861 km (0.06 R)
• M8: 5,122,680 km (0.077 R)
• M9: 6,120,198 km (0.099 R)
• M10: 7,943,946 km (0.06 R)
• M11: 8,444,800 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.9

Radius: 8.5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.44 AU - 2.1 AU

Year: 1655 Days

Day: 7.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,413,225 km

• M1: 105,766 km (0.088 R)
• M2: 399,875 km (0.07 R)
• M3: 754,123 km (0.112 R)
• M4: 1,277,267 km (0.095 R)
• M5: 1,649,017 km (0.108 R)
• M6: 2,336,120 km (0.114 R)
• M7: 2,638,757 km (0.106 R)
• M8: 3,171,924 km (0.116 R)
• M9: 3,512,259 km (0.098 R)
• M10: 3,980,799 km (0.071 R)
• M11: 4,682,563 km (0.105 R)
• M12: 5,042,795 km (0.12 R)
• M13: 5,684,121 km (0.086 R)
• M14: 6,235,389 km (0.107 R)
• M15: 7,606,154 km (0.115 R)
• M16: 8,190,035 km (0.08 R)
• M17: 9,668,510 km (0.1 R)
• M18: 10,656,904 km (0.102 R)
• M19: 12,527,625 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.3

Radius: 11.8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.9 AU - 2.16 AU

Year: 2033 Days

Day: 8 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,413,225 km

• M1: 147,504 km (0.112 R)
• M2: 518,057 km (0.04 R)
• M3: 918,830 km (0.074 R)
• M4: 1,391,859 km (0.102 R)
• M5: 2,048,593 km (0.111 R)
• M6: 2,739,287 km (0.059 R)
• M7: 3,726,932 km (0.098 R)
• M8: 4,321,583 km (0.097 R)
• M9: 4,978,617 km (0.11 R)
• M10: 5,881,141 km (0.086 R)
• M11: 6,300,015 km (0.118 R)
• M12: 6,965,726 km (0.103 R)
• M13: 8,150,690 km (0.035 R)
• M14: 8,791,568 km (0.077 R)
• M15: 9,278,509 km (0.061 R)
• M16: 11,302,269 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.9

Radius: 11.4

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.3 AU - 4.7 AU

Year: 5623 Days

Day: 9.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,413,225 km

• M1: 141,819 km (0.059 R)
• M2: 607,218 km (0.067 R)
• M3: 1,088,325 km (0.034 R)
• M4: 1,744,162 km (0.104 R)
• M5: 5,065,683 km (0.046 R)
• M6: 5,650,461 km (0.076 R)
• M7: 7,021,974 km (0.119 R)
• M8: 8,150,840 km (0.09 R)
• M9: 14,875,713 km (0.099 R)
• M10: 15,842,564 km (0.081 R)
• M11: 18,410,412 km (0.037 R)
• M12: 23,513,644 km (0.073 R)
• M13: 26,183,667 km (0.046 R)
• M14: 27,591,831 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981

Radius: 11.1

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.43 AU - 4.63 AU

Year: 6777 Days

Day: 12.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,413,225 km

• M1: 138,079 km (0.108 R)
• M2: 611,257 km (0.114 R)
• M3: 992,731 km (0.114 R)
• M4: 1,644,829 km (0.119 R)
• M5: 2,109,031 km (0.119 R)
• M6: 3,305,066 km (0.059 R)
• M7: 5,649,564 km (0.119 R)
• M8: 8,202,750 km (0.111 R)
• M9: 8,802,040 km (0.076 R)
• M10: 11,707,081 km (0.096 R)
• M11: 13,787,089 km (0.111 R)
• M12: 14,511,741 km (0.093 R)
• M13: 17,318,048 km (0.082 R)
• M14: 19,930,924 km (0.116 R)
• M15: 20,313,446 km (0.086 R)
• M16: 25,654,090 km (0.057 R)
• M17: 28,548,809 km (0.07 R)
• M18: 29,725,695 km (0.085 R)
• M19: 31,344,793 km (0.107 R)
• M20: 32,491,461 km (0.104 R)
• M21: 38,647,712 km (0.068 R)
• M22: 40,820,173 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.9

Radius: 4.8

Gravity: 22.87 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.6 AU - 5.74 AU

Year: 9490 Days

Day: 18.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,413,225 km

• M1: 62,233 km (0.088 R)
• M2: 246,537 km (0.066 R)
• M3: 1,191,846 km (0.111 R)
• M4: 3,792,007 km (0.086 R)
• M5: 5,482,014 km (0.108 R)
• M6: 6,223,421 km (0.072 R)
• M7: 6,915,760 km (0.09 R)
• M8: 10,499,527 km (0.038 R)
• M9: 10,650,022 km (0.11 R)
• M10: 11,477,597 km (0.086 R)
• M11: 16,199,654 km (0.038 R)
• M12: 24,452,370 km (0.112 R)
• M13: 30,321,992 km (0.103 R)
• M14: 32,825,214 km (0.111 R)
• M15: 34,679,479 km (0.058 R)
• M16: 36,258,036 km (0.097 R)
• M17: 41,907,001 km (0.076 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 11,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit