🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.8

Radius: 10.2

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.17 AU - 1.19 AU

Year: 855 Days

Day: 11.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,281,471 km

• M1: 127,009 km (0.084 R)
• M2: 480,957 km (0.095 R)
• M3: 890,706 km (0.062 R)
• M4: 1,216,231 km (0.063 R)
• M5: 1,574,368 km (0.117 R)
• M6: 2,032,287 km (0.084 R)
• M7: 2,465,672 km (0.053 R)
• M8: 2,812,440 km (0.099 R)
• M9: 3,139,461 km (0.112 R)
• M10: 3,810,856 km (0.11 R)
• M11: 4,407,901 km (0.061 R)
• M12: 4,958,272 km (0.099 R)
• M13: 5,362,784 km (0.118 R)
• M14: 5,809,035 km (0.107 R)
• M15: 7,921,357 km (0.081 R)
• M16: 8,347,412 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.5

Radius: 8.8

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.28 AU - 1.32 AU

Year: 988 Days

Day: 5.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,281,471 km

• M1: 109,506 km (0.057 R)
• M2: 391,348 km (0.092 R)
• M3: 814,112 km (0.098 R)
• M4: 1,409,810 km (0.079 R)
• M5: 1,757,027 km (0.085 R)
• M6: 2,281,966 km (0.095 R)
• M7: 2,920,001 km (0.058 R)
• M8: 4,955,429 km (0.098 R)
• M9: 5,537,216 km (0.081 R)
• M10: 6,536,230 km (0.084 R)
• M11: 7,936,466 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.5

Radius: 12.6

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.4 AU - 1.44 AU

Year: 1128 Days

Day: 6.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,281,471 km

• M1: 156,779 km (0.073 R)
• M2: 1,152,053 km (0.08 R)
• M3: 1,561,054 km (0.112 R)
• M4: 2,663,740 km (0.102 R)
• M5: 3,753,859 km (0.116 R)
• M6: 4,409,397 km (0.105 R)
• M7: 5,066,880 km (0.088 R)
• M8: 5,553,821 km (0.049 R)
• M9: 6,887,336 km (0.117 R)
• M10: 8,398,424 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 15

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.81 AU - 2.43 AU

Year: 2058 Days

Day: 12 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,281,471 km

• M1: 186,549 km (0.112 R)
• M2: 698,323 km (0.117 R)
• M3: 1,322,595 km (0.119 R)
• M4: 2,083,001 km (0.12 R)
• M5: 2,832,037 km (0.066 R)
• M6: 3,335,285 km (0.098 R)
• M7: 3,979,603 km (0.028 R)
• M8: 4,798,651 km (0.056 R)
• M9: 5,318,503 km (0.114 R)
• M10: 6,114,215 km (0.064 R)
• M11: 6,821,214 km (0.068 R)
• M12: 8,399,322 km (0.053 R)
• M13: 9,779,811 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.7

Radius: 12.8

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.75 AU - 3.87 AU

Year: 4016 Days

Day: 7.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,281,471 km

• M1: 159,322 km (0.105 R)
• M2: 725,849 km (0.107 R)
• M3: 1,239,867 km (0.113 R)
• M4: 1,648,120 km (0.086 R)
• M5: 2,262,668 km (0.029 R)
• M6: 2,955,456 km (0.116 R)
• M7: 3,702,398 km (0.065 R)
• M8: 4,244,840 km (0.113 R)
• M9: 5,627,573 km (0.038 R)
• M10: 6,139,945 km (0.093 R)
• M11: 6,966,922 km (0.107 R)
• M12: 9,340,741 km (0.046 R)
• M13: 10,061,055 km (0.053 R)
• M14: 10,476,937 km (0.115 R)
• M15: 10,991,404 km (0.077 R)
• M16: 12,024,527 km (0.079 R)
• M17: 14,283,605 km (0.092 R)
• M18: 15,186,129 km (0.092 R)
• M19: 16,182,600 km (0.033 R)
• M20: 20,476,358 km (0.078 R)
• M21: 21,418,077 km (0.099 R)
• M22: 24,342,266 km (0.103 R)
• M23: 25,094,145 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.9

Radius: 11.7

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.16 AU - 5.08 AU

Year: 6622 Days

Day: 11 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,281,471 km

• M1: 146,307 km (0.093 R)
• M2: 604,824 km (0.095 R)
• M3: 1,058,555 km (0.075 R)
• M4: 1,562,251 km (0.082 R)
• M5: 2,083,898 km (0.109 R)
• M6: 2,831,588 km (0.056 R)
• M7: 3,681,903 km (0.11 R)
• M8: 4,406,555 km (0.075 R)
• M9: 5,547,987 km (0.113 R)
• M10: 6,139,796 km (0.098 R)
• M11: 7,597,627 km (0.095 R)
• M12: 10,291,436 km (0.066 R)
• M13: 11,089,690 km (0.119 R)
• M14: 11,677,610 km (0.077 R)
• M15: 14,526,552 km (0.096 R)
• M16: 20,303,573 km (0.085 R)
• M17: 23,100,305 km (0.119 R)
• M18: 24,222,438 km (0.116 R)
• M19: 30,956,736 km (0.044 R)
• M20: 32,419,055 km (0.11 R)
• M21: 34,233,977 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.9

Radius: 9.3

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.05 AU - 6.07 AU

Year: 8743 Days

Day: 6.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 48,281,471 km

• M1: 115,639 km (0.097 R)
• M2: 561,740 km (0.067 R)
• M3: 877,242 km (0.117 R)
• M4: 1,254,229 km (0.112 R)
• M5: 1,621,192 km (0.032 R)
• M6: 2,198,490 km (0.051 R)
• M7: 3,084,110 km (0.092 R)
• M8: 3,998,901 km (0.083 R)
• M9: 4,360,030 km (0.06 R)
• M10: 4,682,713 km (0.084 R)
• M11: 5,957,586 km (0.034 R)
• M12: 6,430,016 km (0.048 R)
• M13: 7,742,288 km (0.067 R)
• M14: 9,907,717 km (0.095 R)
• M15: 10,261,516 km (0.072 R)
• M16: 10,729,010 km (0.074 R)
• M17: 11,102,256 km (0.065 R)
• M18: 18,093,414 km (0.119 R)
• M19: 21,175,878 km (0.042 R)
• M20: 23,149,074 km (0.067 R)
• M21: 24,044,118 km (0.114 R)
• M22: 24,776,549 km (0.043 R)
• M23: 25,807,877 km (0.119 R)
• M24: 27,955,952 km (0.114 R)
• M25: 28,868,200 km (0.113 R)
• M26: 34,530,929 km (0.058 R)
• M27: 35,228,503 km (0.092 R)
• M28: 35,698,839 km (0.11 R)
• M29: 36,892,780 km (0.074 R)
• M30: 37,621,770 km (0.067 R)
• M31: 39,360,247 km (0.119 R)
• M32: 39,739,627 km (0.085 R)
• M33: 41,542,431 km (0.117 R)
• M34: 44,758,636 km (0.117 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: 181 - 14,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit