🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.1

Radius: 15

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.7 AU - 0.72 AU

Year: 406 Days

Day: 5.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 73,132,002 km

• M1: 188,344 km (0.104 R)
• M2: 944,711 km (0.047 R)
• M3: 1,549,535 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.4

Radius: 9.9

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.31 AU - 1.91 AU

Year: 1386 Days

Day: 9.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,132,002 km

• M1: 124,765 km (0.104 R)
• M2: 453,581 km (0.118 R)
• M3: 854,054 km (0.118 R)
• M4: 1,533,677 km (0.06 R)
• M5: 1,971,850 km (0.096 R)
• M6: 2,911,324 km (0.042 R)
• M7: 3,558,036 km (0.088 R)
• M8: 4,210,731 km (0.069 R)
• M9: 4,807,627 km (0.082 R)
• M10: 5,948,610 km (0.077 R)
• M11: 6,559,418 km (0.12 R)
• M12: 9,914,898 km (0.055 R)
• M13: 10,227,408 km (0.087 R)
• M14: 10,546,500 km (0.081 R)

Asteroid Belt

Center: 3.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.6

Radius: 8.7

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.59 AU - 6.13 AU

Year: 8417 Days

Day: 7.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,132,002 km

• M1: 108,159 km (0.103 R)
• M2: 455,226 km (0.11 R)
• M3: 1,988,006 km (0.109 R)
• M4: 3,399,013 km (0.073 R)
• M5: 5,883,834 km (0.038 R)
• M6: 7,824,717 km (0.088 R)
• M7: 8,646,159 km (0.064 R)
• M8: 9,287,485 km (0.103 R)
• M9: 10,207,960 km (0.099 R)
• M10: 11,134,869 km (0.106 R)
• M11: 14,695,148 km (0.085 R)
• M12: 15,541,573 km (0.067 R)
• M13: 18,498,525 km (0.1 R)
• M14: 20,666,048 km (0.054 R)
• M15: 25,039,542 km (0.094 R)
• M16: 30,407,114 km (0.085 R)
• M17: 41,784,780 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.2

Radius: 10.2

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4.78 AU - 6.08 AU

Year: 8582 Days

Day: 11.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,132,002 km

• M1: 135,236 km (0.093 R)
• M2: 668,702 km (0.097 R)
• M3: 2,590,287 km (0.093 R)
• M4: 10,071,078 km (0.111 R)
• M5: 11,640,958 km (0.118 R)
• M6: 15,372,528 km (0.094 R)
• M7: 16,005,177 km (0.117 R)
• M8: 19,234,247 km (0.064 R)
• M9: 19,632,626 km (0.052 R)
• M10: 20,036,690 km (0.111 R)
• M11: 21,780,253 km (0.11 R)
• M12: 23,622,551 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.9

Radius: 12.4

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.35 AU - 5.61 AU

Year: 8701 Days

Day: 8.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,132,002 km

• M1: 154,235 km (0.12 R)
• M2: 695,929 km (0.081 R)
• M3: 1,446,911 km (0.113 R)
• M4: 2,098,409 km (0.112 R)
• M5: 2,811,842 km (0.118 R)
• M6: 4,071,156 km (0.082 R)
• M7: 5,778,068 km (0.106 R)
• M8: 6,490,752 km (0.096 R)
• M9: 7,920,609 km (0.08 R)
• M10: 8,396,779 km (0.109 R)
• M11: 9,454,735 km (0.097 R)
• M12: 11,286,112 km (0.092 R)
• M13: 12,690,088 km (0.108 R)
• M14: 17,527,036 km (0.101 R)
• M15: 18,040,157 km (0.099 R)
• M16: 23,119,753 km (0.105 R)
• M17: 23,559,720 km (0.106 R)
• M18: 24,094,981 km (0.12 R)
• M19: 27,873,674 km (0.07 R)
• M20: 29,284,531 km (0.107 R)
• M21: 29,696,374 km (0.12 R)
• M22: 31,813,184 km (0.112 R)
• M23: 32,908,689 km (0.08 R)
• M24: 42,594,553 km (0.119 R)
• M25: 42,990,688 km (0.106 R)
• M26: 44,194,203 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286

Radius: 6.5

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.47 AU - 6.15 AU

Year: 9499 Days

Day: 23.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 137.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,132,002 km

• M1: 80,783 km (0.048 R)
• M2: 306,676 km (0.043 R)
• M3: 517,758 km (0.108 R)
• M4: 1,129,763 km (0.039 R)
• M5: 1,548,936 km (0.067 R)
• M6: 3,782,133 km (0.11 R)
• M7: 5,106,972 km (0.118 R)
• M8: 5,795,571 km (0.095 R)
• M9: 6,376,310 km (0.109 R)
• M10: 6,784,563 km (0.099 R)
• M11: 8,634,639 km (0.095 R)
• M12: 9,092,110 km (0.096 R)
• M13: 14,419,140 km (0.073 R)
• M14: 14,651,017 km (0.098 R)
• M15: 15,482,183 km (0.104 R)
• M16: 15,786,615 km (0.095 R)
• M17: 19,971,615 km (0.12 R)
• M18: 23,059,465 km (0.095 R)
• M19: 25,850,063 km (0.117 R)
• M20: 27,681,740 km (0.094 R)
• M21: 30,636,597 km (0.117 R)
• M22: 31,699,041 km (0.098 R)
• M23: 32,986,181 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.3

Radius: 4.8

Gravity: 24.41 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.49 AU - 8.09 AU

Year: 12000 Days

Day: 19 Hours

Environment

Temp: -229 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,132,002 km

• M1: 60,737 km (0.051 R)
• M2: 440,865 km (0.06 R)
• M3: 675,584 km (0.108 R)
• M4: 869,762 km (0.1 R)
• M5: 1,307,186 km (0.086 R)
• M6: 2,582,508 km (0.087 R)
• M7: 3,227,125 km (0.094 R)
• M8: 3,810,258 km (0.084 R)
• M9: 5,382,831 km (0.03 R)
• M10: 5,588,528 km (0.105 R)
• M11: 6,015,330 km (0.064 R)
• M12: 7,301,573 km (0.087 R)
• M13: 9,484,056 km (0.045 R)
• M14: 9,987,902 km (0.072 R)
• M15: 11,325,456 km (0.119 R)
• M16: 12,838,639 km (0.111 R)
• M17: 14,946,772 km (0.086 R)
• M18: 16,047,364 km (0.081 R)
• M19: 16,617,481 km (0.119 R)
• M20: 18,954,499 km (0.039 R)
• M21: 19,430,819 km (0.113 R)
• M22: 20,407,394 km (0.074 R)
• M23: 23,990,562 km (0.12 R)
• M24: 25,495,516 km (0.109 R)
• M25: 26,173,344 km (0.1 R)
• M26: 27,767,609 km (0.06 R)
• M27: 29,850,161 km (0.118 R)
• M28: 32,483,682 km (0.088 R)
• M29: 35,867,585 km (0.077 R)
• M30: 36,840,720 km (0.049 R)
• M31: 37,831,357 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.6

Radius: 6.4

Gravity: 16.69 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.45 AU - 9.91 AU

Year: 18865 Days

Day: 19.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,132,002 km

• M1: 81,082 km (0.042 R)
• M2: 336,146 km (0.082 R)
• M3: 549,623 km (0.066 R)
• M4: 1,003,652 km (0.118 R)
• M5: 1,615,507 km (0.117 R)
• M6: 1,898,397 km (0.032 R)
• M7: 2,255,936 km (0.104 R)
• M8: 2,518,480 km (0.1 R)
• M9: 3,053,442 km (0.107 R)
• M10: 3,932,030 km (0.115 R)
• M11: 5,188,503 km (0.045 R)
• M12: 6,010,244 km (0.095 R)
• M13: 6,302,558 km (0.067 R)
• M14: 6,692,261 km (0.085 R)
• M15: 7,664,049 km (0.079 R)
• M16: 11,775,447 km (0.09 R)
• M17: 19,500,382 km (0.037 R)
• M18: 20,141,558 km (0.03 R)
• M19: 20,608,154 km (0.084 R)
• M20: 23,973,807 km (0.047 R)
• M21: 25,460,062 km (0.108 R)
• M22: 25,786,484 km (0.074 R)
• M23: 28,850,099 km (0.118 R)
• M24: 29,086,164 km (0.118 R)
• M25: 31,519,075 km (0.043 R)
• M26: 34,480,813 km (0.038 R)
• M27: 34,746,798 km (0.06 R)
• M28: 36,647,140 km (0.089 R)
• M29: 37,063,172 km (0.08 R)
• M30: 46,060,436 km (0.115 R)
• M31: 49,355,330 km (0.051 R)
• M32: 50,373,642 km (0.081 R)
• M33: 53,157,509 km (0.093 R)
• M34: 53,869,146 km (0.093 R)
• M35: 66,135,872 km (0.078 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: 342 - 20,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit