🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 11.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.45 AU - 0.61 AU

Year: 262 Days

Day: 13.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,078,387 km

• M1: 145,559 km (0.089 R)
• M2: 558,449 km (0.119 R)
• M3: 923,019 km (0.048 R)
• M4: 1,312,273 km (0.087 R)
• M5: 1,707,510 km (0.109 R)
• M6: 2,099,307 km (0.059 R)
• M7: 2,517,283 km (0.033 R)
• M8: 3,020,082 km (0.112 R)
• M9: 3,722,743 km (0.108 R)
• M10: 4,253,815 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.2

Radius: 11.2

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.69 AU - 0.73 AU

Year: 406 Days

Day: 6.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 34,078,387 km

• M1: 139,276 km (0.117 R)
• M2: 538,104 km (0.082 R)
• M3: 942,616 km (0.08 R)
• M4: 1,346,979 km (0.106 R)
• M5: 1,730,099 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.3

Radius: 8.7

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.59 AU - 2.43 AU

Year: 1933 Days

Day: 13.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 154.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,078,387 km

• M1: 108,159 km (0.117 R)
• M2: 557,402 km (0.106 R)
• M3: 853,306 km (0.106 R)
• M4: 1,190,051 km (0.115 R)
• M5: 1,679,984 km (0.051 R)
• M6: 2,218,387 km (0.097 R)
• M7: 3,281,429 km (0.09 R)
• M8: 4,036,899 km (0.1 R)
• M9: 4,652,344 km (0.072 R)
• M10: 5,287,387 km (0.077 R)
• M11: 5,691,152 km (0.105 R)
• M12: 6,370,326 km (0.081 R)
• M13: 6,681,041 km (0.111 R)
• M14: 7,410,630 km (0.047 R)
• M15: 8,248,378 km (0.07 R)
• M16: 8,617,885 km (0.03 R)
• M17: 8,909,600 km (0.059 R)
• M18: 9,543,746 km (0.071 R)
• M19: 10,634,015 km (0.111 R)
• M20: 11,140,404 km (0.067 R)

Asteroid Belt

Center: 3.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.4

Radius: 8.8

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.85 AU - 4.77 AU

Year: 6069 Days

Day: 11.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,078,387 km

• M1: 109,506 km (0.11 R)
• M2: 398,230 km (0.077 R)
• M3: 740,360 km (0.081 R)
• M4: 1,522,158 km (0.076 R)
• M5: 1,877,154 km (0.102 R)
• M6: 2,270,896 km (0.092 R)
• M7: 3,023,822 km (0.081 R)
• M8: 3,501,637 km (0.11 R)
• M9: 4,029,119 km (0.116 R)
• M10: 4,608,662 km (0.102 R)
• M11: 5,656,295 km (0.062 R)
• M12: 7,495,901 km (0.049 R)
• M13: 8,451,681 km (0.098 R)
• M14: 8,938,174 km (0.083 R)
• M15: 9,529,384 km (0.103 R)
• M16: 10,510,896 km (0.055 R)
• M17: 10,883,993 km (0.116 R)
• M18: 11,805,666 km (0.094 R)
• M19: 15,592,885 km (0.093 R)
• M20: 16,201,599 km (0.119 R)
• M21: 17,401,673 km (0.109 R)
• M22: 19,625,296 km (0.072 R)
• M23: 21,208,789 km (0.101 R)
• M24: 22,107,573 km (0.109 R)
• M25: 23,424,035 km (0.075 R)
• M26: 24,141,805 km (0.099 R)
• M27: 25,121,522 km (0.053 R)
• M28: 27,686,377 km (0.087 R)
• M29: 28,398,762 km (0.075 R)
• M30: 29,032,160 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.3

Radius: 13.2

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.87 AU - 5.93 AU

Year: 7357 Days

Day: 6.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,078,387 km

• M1: 164,109 km (0.076 R)
• M2: 593,006 km (0.12 R)
• M3: 1,743,563 km (0.107 R)
• M4: 2,385,188 km (0.1 R)
• M5: 3,264,824 km (0.096 R)
• M6: 3,710,326 km (0.085 R)
• M7: 4,949,146 km (0.119 R)
• M8: 6,515,885 km (0.101 R)
• M9: 7,338,673 km (0.116 R)
• M10: 7,794,947 km (0.081 R)
• M11: 16,345,662 km (0.1 R)
• M12: 16,994,468 km (0.062 R)
• M13: 21,331,908 km (0.113 R)
• M14: 24,546,168 km (0.101 R)
• M15: 34,919,883 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.8

Radius: 9.4

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.22 AU - 5.28 AU

Year: 8159 Days

Day: 5.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,078,387 km

• M1: 129,103 km (0.091 R)
• M2: 493,523 km (0.063 R)
• M3: 878,439 km (0.098 R)
• M4: 1,636,302 km (0.098 R)
• M5: 2,039,917 km (0.106 R)
• M6: 2,544,211 km (0.096 R)
• M7: 3,232,361 km (0.111 R)
• M8: 4,161,514 km (0.076 R)
• M9: 4,569,168 km (0.112 R)
• M10: 6,307,495 km (0.093 R)
• M11: 7,163,045 km (0.088 R)
• M12: 8,368,505 km (0.07 R)
• M13: 8,853,800 km (0.089 R)
• M14: 12,740,203 km (0.08 R)
• M15: 26,133,402 km (0.075 R)
• M16: 30,070,070 km (0.086 R)
• M17: 31,691,411 km (0.098 R)
• M18: 32,277,237 km (0.104 R)
• M19: 32,771,059 km (0.068 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 16,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit