🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.8

Radius: 9.7

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.6 AU - 0.68 AU

Year: 353 Days

Day: 5.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,419,777 km

• M1: 120,576 km (0.041 R)
• M2: 634,145 km (0.083 R)
• M3: 946,805 km (0.097 R)
• M4: 1,250,489 km (0.086 R)
• M5: 1,567,337 km (0.109 R)
• M6: 2,534,786 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968

Radius: 11.2

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.15 AU - 1.89 AU

Year: 1294 Days

Day: 7.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 175.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,419,777 km

• M1: 139,276 km (0.04 R)
• M2: 633,098 km (0.041 R)
• M3: 1,057,358 km (0.108 R)
• M4: 1,456,186 km (0.091 R)
• M5: 1,862,045 km (0.03 R)
• M6: 2,248,157 km (0.028 R)
• M7: 3,169,979 km (0.048 R)
• M8: 3,742,789 km (0.076 R)
• M9: 4,870,757 km (0.095 R)
• M10: 6,000,221 km (0.08 R)
• M11: 7,954,268 km (0.041 R)
• M12: 10,882,647 km (0.107 R)
• M13: 12,037,991 km (0.112 R)
• M14: 12,684,104 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.4

Radius: 15

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.28 AU - 3.48 AU

Year: 3374 Days

Day: 10.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,419,777 km

• M1: 186,549 km (0.037 R)
• M2: 742,903 km (0.111 R)
• M3: 1,447,060 km (0.107 R)
• M4: 2,597,468 km (0.07 R)
• M5: 3,582,271 km (0.072 R)
• M6: 4,361,526 km (0.115 R)
• M7: 5,303,095 km (0.05 R)
• M8: 6,405,930 km (0.118 R)
• M9: 7,959,654 km (0.096 R)
• M10: 9,519,810 km (0.104 R)
• M11: 10,270,941 km (0.117 R)
• M12: 13,047,627 km (0.09 R)
• M13: 13,579,298 km (0.106 R)
• M14: 14,790,143 km (0.083 R)
• M15: 15,798,732 km (0.089 R)
• M16: 17,426,058 km (0.059 R)
• M17: 18,250,641 km (0.117 R)
• M18: 19,535,986 km (0.081 R)
• M19: 22,769,394 km (0.089 R)
• M20: 23,541,619 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650

Radius: 11.8

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.98 AU - 3.16 AU

Year: 3713 Days

Day: 7.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,419,777 km

• M1: 146,756 km (0.118 R)
• M2: 562,039 km (0.046 R)
• M3: 1,007,990 km (0.049 R)
• M4: 1,537,717 km (0.105 R)
• M5: 2,137,604 km (0.078 R)
• M6: 3,280,083 km (0.114 R)
• M7: 4,555,405 km (0.058 R)
• M8: 6,079,807 km (0.06 R)
• M9: 6,758,084 km (0.085 R)
• M10: 10,431,908 km (0.087 R)
• M11: 14,025,848 km (0.11 R)
• M12: 14,481,672 km (0.06 R)
• M13: 15,263,471 km (0.089 R)
• M14: 15,800,078 km (0.058 R)
• M15: 16,572,602 km (0.111 R)
• M16: 18,613,865 km (0.104 R)
• M17: 19,726,574 km (0.057 R)
• M18: 21,014,312 km (0.08 R)
• M19: 23,401,445 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.5

Radius: 9.5

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.81 AU - 4.61 AU

Year: 4933 Days

Day: 10.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,419,777 km

• M1: 118,182 km (0.089 R)
• M2: 443,707 km (0.085 R)
• M3: 1,140,833 km (0.116 R)
• M4: 1,629,121 km (0.088 R)
• M5: 2,222,276 km (0.083 R)
• M6: 2,739,586 km (0.076 R)
• M7: 3,664,250 km (0.055 R)
• M8: 4,083,124 km (0.107 R)
• M9: 4,632,896 km (0.088 R)
• M10: 5,017,513 km (0.112 R)
• M11: 6,028,196 km (0.058 R)
• M12: 7,791,057 km (0.104 R)
• M13: 8,188,539 km (0.065 R)
• M14: 8,713,777 km (0.105 R)
• M15: 9,024,043 km (0.034 R)
• M16: 9,707,855 km (0.1 R)
• M17: 10,643,440 km (0.066 R)
• M18: 11,731,465 km (0.073 R)
• M19: 12,302,480 km (0.073 R)
• M20: 13,092,506 km (0.102 R)
• M21: 14,502,018 km (0.111 R)
• M22: 15,048,947 km (0.103 R)
• M23: 16,010,114 km (0.087 R)
• M24: 18,179,881 km (0.112 R)
• M25: 19,269,702 km (0.077 R)
• M26: 20,199,452 km (0.102 R)
• M27: 22,508,944 km (0.101 R)
• M28: 24,911,337 km (0.099 R)
• M29: 25,301,637 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467

Radius: 7.2

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.14 AU - 8.22 AU

Year: 11917 Days

Day: 19.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,419,777 km

• M1: 89,609 km (0.051 R)
• M2: 409,150 km (0.117 R)
• M3: 794,215 km (0.072 R)
• M4: 1,459,028 km (0.102 R)
• M5: 1,917,246 km (0.055 R)
• M6: 2,486,915 km (0.065 R)
• M7: 2,727,917 km (0.069 R)
• M8: 3,697,311 km (0.064 R)
• M9: 4,012,364 km (0.038 R)
• M10: 4,260,398 km (0.114 R)
• M11: 5,489,195 km (0.105 R)
• M12: 6,113,018 km (0.108 R)
• M13: 6,821,663 km (0.062 R)
• M14: 7,835,936 km (0.108 R)
• M15: 8,947,299 km (0.1 R)
• M16: 9,420,028 km (0.096 R)
• M17: 10,674,855 km (0.109 R)
• M18: 11,206,676 km (0.082 R)
• M19: 14,581,155 km (0.043 R)
• M20: 15,570,446 km (0.114 R)
• M21: 23,160,294 km (0.09 R)
• M22: 25,149,796 km (0.068 R)
• M23: 27,842,856 km (0.116 R)
• M24: 31,364,241 km (0.087 R)
• M25: 33,343,570 km (0.082 R)
• M26: 33,907,853 km (0.112 R)
• M27: 38,406,112 km (0.078 R)
• M28: 38,901,580 km (0.117 R)
• M29: 39,150,960 km (0.095 R)
• M30: 41,183,995 km (0.095 R)
• M31: 45,459,651 km (0.057 R)
• M32: 46,153,337 km (0.113 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 19,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit