🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.2

Radius: 10

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.55 AU - 0.81 AU

Year: 374 Days

Day: 9.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,587,308 km

• M1: 124,316 km (0.058 R)
• M2: 460,013 km (0.087 R)
• M3: 813,214 km (0.053 R)
• M4: 1,204,861 km (0.113 R)
• M5: 1,844,093 km (0.049 R)
• M6: 2,565,603 km (0.093 R)
• M7: 3,309,853 km (0.039 R)
• M8: 4,289,270 km (0.112 R)
• M9: 4,877,190 km (0.098 R)
• M10: 5,222,910 km (0.102 R)
• M11: 5,686,664 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.8

Radius: 11.2

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.43 AU - 3.83 AU

Year: 3693 Days

Day: 6.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,587,308 km

• M1: 142,118 km (0.069 R)
• M2: 806,333 km (0.097 R)
• M3: 1,173,745 km (0.078 R)
• M4: 2,138,352 km (0.099 R)
• M5: 2,974,305 km (0.107 R)
• M6: 4,596,544 km (0.074 R)
• M7: 5,100,689 km (0.089 R)
• M8: 5,669,460 km (0.087 R)
• M9: 6,250,049 km (0.083 R)
• M10: 8,600,232 km (0.071 R)
• M11: 11,127,838 km (0.106 R)
• M12: 11,486,723 km (0.097 R)
• M13: 12,039,337 km (0.091 R)
• M14: 14,114,709 km (0.089 R)
• M15: 18,209,950 km (0.095 R)
• M16: 19,734,502 km (0.094 R)
• M17: 20,797,096 km (0.04 R)
• M18: 21,480,309 km (0.101 R)
• M19: 21,897,388 km (0.1 R)
• M20: 24,363,808 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.8

Radius: 8.4

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.25 AU - 4.93 AU

Year: 6558 Days

Day: 14.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,587,308 km

• M1: 186,549 km (0.105 R)
• M2: 1,178,083 km (0.095 R)
• M3: 1,541,157 km (0.114 R)
• M4: 1,902,287 km (0.098 R)
• M5: 2,285,257 km (0.027 R)
• M6: 3,586,759 km (0.101 R)
• M7: 4,021,490 km (0.027 R)
• M8: 4,304,230 km (0.096 R)
• M9: 5,354,557 km (0.076 R)
• M10: 5,697,585 km (0.107 R)
• M11: 8,735,768 km (0.118 R)
• M12: 9,211,938 km (0.064 R)
• M13: 9,659,834 km (0.092 R)
• M14: 11,342,361 km (0.05 R)
• M15: 12,279,891 km (0.051 R)
• M16: 14,546,747 km (0.116 R)
• M17: 19,450,715 km (0.033 R)
• M18: 25,181,810 km (0.072 R)
• M19: 26,057,556 km (0.1 R)
• M20: 26,682,575 km (0.097 R)
• M21: 31,642,194 km (0.117 R)
• M22: 32,764,776 km (0.063 R)
• M23: 34,444,760 km (0.111 R)
• M24: 35,305,995 km (0.055 R)
• M25: 37,861,725 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189

Radius: 13.3

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.27 AU - 5.01 AU

Year: 6665 Days

Day: 8.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,587,308 km

• M1: 168,148 km (0.099 R)
• M2: 690,095 km (0.074 R)
• M3: 1,277,715 km (0.11 R)
• M4: 2,138,651 km (0.098 R)
• M5: 2,699,494 km (0.109 R)
• M6: 3,665,597 km (0.115 R)
• M7: 4,295,553 km (0.11 R)
• M8: 5,096,051 km (0.028 R)
• M9: 8,137,376 km (0.036 R)
• M10: 9,477,474 km (0.034 R)
• M11: 12,045,920 km (0.085 R)
• M12: 14,079,852 km (0.083 R)
• M13: 15,574,934 km (0.039 R)
• M14: 16,223,739 km (0.039 R)
• M15: 16,722,050 km (0.103 R)
• M16: 17,287,680 km (0.114 R)
• M17: 19,554,686 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.5

Radius: 4.8

Gravity: 41.47 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.9 AU - 7.54 AU

Year: 12937 Days

Day: 16.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,587,308 km

• M1: 65,524 km (0.099 R)
• M2: 223,050 km (0.078 R)
• M3: 377,286 km (0.051 R)
• M4: 690,993 km (0.084 R)
• M5: 971,189 km (0.068 R)
• M6: 1,707,211 km (0.084 R)
• M7: 1,970,653 km (0.112 R)
• M8: 2,260,723 km (0.047 R)
• M9: 2,448,020 km (0.114 R)
• M10: 4,833,956 km (0.096 R)
• M11: 5,075,407 km (0.103 R)
• M12: 5,620,093 km (0.056 R)
• M13: 5,926,170 km (0.1 R)
• M14: 7,625,602 km (0.038 R)
• M15: 8,486,687 km (0.1 R)
• M16: 12,843,426 km (0.09 R)
• M17: 13,173,439 km (0.098 R)
• M18: 13,644,822 km (0.11 R)
• M19: 17,265,539 km (0.05 R)
• M20: 19,684,387 km (0.053 R)
• M21: 20,211,570 km (0.047 R)
• M22: 27,508,804 km (0.058 R)
• M23: 28,389,487 km (0.093 R)
• M24: 30,091,013 km (0.09 R)
• M25: 36,911,629 km (0.11 R)
• M26: 37,444,497 km (0.108 R)
• M27: 43,944,973 km (0.099 R)
• M28: 45,451,274 km (0.102 R)
• M29: 54,012,311 km (0.114 R)
• M30: 55,391,155 km (0.081 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: 298 - 17,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit