🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 11.5

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.55 AU - 0.65 AU

Year: 321 Days

Day: 6.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,792,101 km

• M1: 145,110 km (0.113 R)
• M2: 514,168 km (0.115 R)
• M3: 874,549 km (0.118 R)
• M4: 1,409,212 km (0.1 R)
• M5: 1,959,283 km (0.119 R)
• M6: 3,150,531 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.2

Radius: 13.7

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.38 AU - 2.16 AU

Year: 1625 Days

Day: 12.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,792,101 km

• M1: 170,392 km (0.092 R)
• M2: 617,690 km (0.077 R)
• M3: 1,093,860 km (0.102 R)
• M4: 1,684,921 km (0.069 R)
• M5: 2,310,090 km (0.081 R)
• M6: 2,768,009 km (0.116 R)
• M7: 3,595,884 km (0.034 R)
• M8: 4,105,414 km (0.075 R)
• M9: 5,492,935 km (0.046 R)
• M10: 6,802,215 km (0.11 R)
• M11: 7,813,048 km (0.063 R)
• M12: 8,490,577 km (0.089 R)
• M13: 9,079,394 km (0.101 R)
• M14: 10,689,665 km (0.075 R)
• M15: 11,940,304 km (0.09 R)
• M16: 12,404,356 km (0.119 R)
• M17: 14,296,171 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.3

Radius: 9.9

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.91 AU - 3.29 AU

Year: 3768 Days

Day: 13 Hours

Environment

Temp: -213 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,792,101 km

• M1: 123,119 km (0.106 R)
• M2: 565,929 km (0.076 R)
• M3: 1,314,516 km (0.114 R)
• M4: 2,021,815 km (0.086 R)
• M5: 2,438,595 km (0.107 R)
• M6: 3,199,450 km (0.087 R)
• M7: 4,155,230 km (0.12 R)
• M8: 4,474,024 km (0.119 R)
• M9: 4,957,973 km (0.037 R)
• M10: 5,860,646 km (0.074 R)
• M11: 6,410,867 km (0.051 R)
• M12: 7,749,618 km (0.059 R)
• M13: 8,094,142 km (0.038 R)
• M14: 9,575,909 km (0.109 R)
• M15: 10,971,209 km (0.105 R)
• M16: 11,362,257 km (0.102 R)
• M17: 11,898,117 km (0.113 R)
• M18: 12,591,503 km (0.08 R)
• M19: 13,165,361 km (0.105 R)
• M20: 17,155,435 km (0.057 R)
• M21: 18,040,306 km (0.072 R)
• M22: 18,463,519 km (0.108 R)
• M23: 19,455,801 km (0.092 R)
• M24: 20,158,463 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.1

Radius: 8

Gravity: 15.02 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.13 AU - 4.09 AU

Year: 4734 Days

Day: 10.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 32,792,101 km

• M1: 99,782 km (0.083 R)
• M2: 526,585 km (0.12 R)
• M3: 2,072,080 km (0.069 R)
• M4: 2,422,139 km (0.055 R)
• M5: 3,648,692 km (0.105 R)
• M6: 4,309,615 km (0.107 R)
• M7: 4,668,800 km (0.065 R)
• M8: 7,189,374 km (0.117 R)
• M9: 8,342,026 km (0.089 R)
• M10: 9,106,621 km (0.099 R)
• M11: 9,399,982 km (0.097 R)
• M12: 9,742,711 km (0.03 R)
• M13: 10,138,397 km (0.058 R)
• M14: 13,699,874 km (0.088 R)
• M15: 14,308,737 km (0.111 R)
• M16: 14,877,807 km (0.107 R)
• M17: 15,819,526 km (0.039 R)
• M18: 17,115,193 km (0.1 R)
• M19: 17,691,594 km (0.077 R)
• M20: 18,815,672 km (0.116 R)
• M21: 19,086,893 km (0.077 R)
• M22: 20,127,346 km (0.094 R)
• M23: 20,553,999 km (0.104 R)
• M24: 24,507,871 km (0.104 R)
• M25: 26,154,645 km (0.097 R)
• M26: 26,577,558 km (0.118 R)
• M27: 27,437,297 km (0.071 R)
• M28: 31,061,754 km (0.053 R)
• M29: 32,111,781 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.1

Radius: 13.5

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.15 AU - 5.25 AU

Year: 7033 Days

Day: 10.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 32,792,101 km

• M1: 167,849 km (0.094 R)
• M2: 767,138 km (0.031 R)
• M3: 1,192,744 km (0.111 R)
• M4: 1,741,170 km (0.102 R)
• M5: 2,474,947 km (0.096 R)
• M6: 3,038,183 km (0.105 R)
• M7: 4,133,838 km (0.081 R)
• M8: 4,730,584 km (0.11 R)
• M9: 7,021,077 km (0.068 R)
• M10: 8,707,344 km (0.11 R)
• M11: 9,925,669 km (0.105 R)
• M12: 11,203,235 km (0.098 R)
• M13: 12,367,705 km (0.109 R)
• M14: 12,923,012 km (0.118 R)
• M15: 13,552,969 km (0.119 R)
• M16: 17,015,711 km (0.091 R)
• M17: 17,842,987 km (0.088 R)
• M18: 18,769,297 km (0.105 R)
• M19: 19,355,122 km (0.049 R)
• M20: 21,502,151 km (0.111 R)
• M21: 23,381,250 km (0.109 R)
• M22: 23,888,985 km (0.088 R)
• M23: 25,724,102 km (0.071 R)
• M24: 27,184,027 km (0.098 R)
• M25: 28,219,394 km (0.1 R)
• M26: 30,469,047 km (0.069 R)
• M27: 31,075,068 km (0.087 R)
• M28: 31,792,091 km (0.073 R)
• M29: 32,941,451 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.7

Radius: 8

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.27 AU - 5.89 AU

Year: 7903 Days

Day: 8 Hours

Environment

Temp: -231 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,792,101 km

• M1: 99,483 km (0.064 R)
• M2: 395,238 km (0.101 R)
• M3: 653,743 km (0.099 R)
• M4: 1,848,132 km (0.096 R)
• M5: 2,141,344 km (0.074 R)
• M6: 2,401,345 km (0.116 R)
• M7: 2,717,146 km (0.056 R)
• M8: 4,220,904 km (0.077 R)
• M9: 6,649,476 km (0.112 R)
• M10: 7,481,090 km (0.097 R)
• M11: 9,031,822 km (0.091 R)
• M12: 9,471,041 km (0.054 R)
• M13: 11,098,666 km (0.027 R)
• M14: 11,789,808 km (0.107 R)
• M15: 13,156,235 km (0.054 R)
• M16: 15,119,558 km (0.114 R)
• M17: 15,968,526 km (0.054 R)
• M18: 17,270,625 km (0.068 R)
• M19: 18,072,470 km (0.119 R)
• M20: 20,017,392 km (0.038 R)
• M21: 23,712,160 km (0.08 R)
• M22: 25,090,256 km (0.1 R)
• M23: 25,878,636 km (0.097 R)
• M24: 26,440,227 km (0.109 R)
• M25: 27,009,896 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.3

Radius: 3.1

Gravity: 12.52 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.8 AU - 8.72 AU

Year: 13503 Days

Day: 22.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 153.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,792,101 km

• M1: 38,596 km (0.083 R)
• M2: 155,881 km (0.081 R)
• M3: 285,134 km (0.096 R)
• M4: 520,301 km (0.085 R)
• M5: 977,024 km (0.113 R)
• M6: 1,081,892 km (0.091 R)
• M7: 1,258,866 km (0.114 R)
• M8: 1,605,185 km (0.047 R)
• M9: 1,793,529 km (0.074 R)
• M10: 1,966,614 km (0.119 R)
• M11: 2,570,690 km (0.117 R)
• M12: 3,310,601 km (0.082 R)
• M13: 4,408,948 km (0.117 R)
• M14: 7,220,042 km (0.038 R)
• M15: 9,033,467 km (0.099 R)
• M16: 10,566,098 km (0.05 R)
• M17: 13,636,594 km (0.098 R)
• M18: 14,875,414 km (0.097 R)
• M19: 21,532,519 km (0.116 R)
• M20: 25,294,606 km (0.075 R)
• M21: 28,032,098 km (0.073 R)
• M22: 30,024,442 km (0.077 R)
• M23: 31,149,867 km (0.063 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 15,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit