🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.5

Radius: 13.6

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.53 AU - 0.57 AU

Year: 277 Days

Day: 14.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,174,764 km

• M1: 169,195 km (0.119 R)
• M2: 682,615 km (0.036 R)
• M3: 1,212,940 km (0.102 R)
• M4: 1,767,200 km (0.077 R)
• M5: 2,428,123 km (0.107 R)
• M6: 2,910,726 km (0.065 R)
• M7: 3,536,344 km (0.05 R)
• M8: 4,060,236 km (0.058 R)
• M9: 4,487,039 km (0.076 R)

Asteroid Belt

Center: 0.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.6

Radius: 13

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.1 AU - 1.64 AU

Year: 1088 Days

Day: 8.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,174,764 km

• M1: 162,463 km (0.066 R)
• M2: 587,172 km (0.031 R)
• M3: 1,199,326 km (0.068 R)
• M4: 1,772,585 km (0.099 R)
• M5: 2,233,047 km (0.118 R)
• M6: 2,785,512 km (0.058 R)
• M7: 3,910,488 km (0.102 R)
• M8: 5,466,456 km (0.114 R)
• M9: 6,107,931 km (0.047 R)
• M10: 6,755,690 km (0.088 R)
• M11: 7,635,176 km (0.085 R)
• M12: 8,743,547 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.5

Radius: 9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.13 AU - 6.43 AU

Year: 8229 Days

Day: 11.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,174,764 km

• M1: 112,049 km (0.117 R)
• M2: 642,972 km (0.088 R)
• M3: 1,196,783 km (0.063 R)
• M4: 1,855,762 km (0.026 R)
• M5: 2,983,580 km (0.072 R)
• M6: 3,721,097 km (0.087 R)
• M7: 4,456,820 km (0.095 R)
• M8: 5,155,591 km (0.113 R)
• M9: 9,424,965 km (0.117 R)
• M10: 11,218,494 km (0.082 R)
• M11: 11,513,351 km (0.088 R)
• M12: 13,724,707 km (0.054 R)
• M13: 14,104,835 km (0.036 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.4

Radius: 7.7

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.28 AU - 7.62 AU

Year: 11110 Days

Day: 17.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,174,764 km

• M1: 96,341 km (0.087 R)
• M2: 343,327 km (0.117 R)
• M3: 842,086 km (0.118 R)
• M4: 1,120,638 km (0.103 R)
• M5: 1,692,102 km (0.115 R)
• M6: 2,317,121 km (0.084 R)
• M7: 2,595,224 km (0.095 R)
• M8: 2,874,972 km (0.118 R)
• M9: 3,355,480 km (0.112 R)
• M10: 4,228,833 km (0.065 R)
• M11: 6,275,331 km (0.08 R)
• M12: 9,221,811 km (0.101 R)
• M13: 9,592,365 km (0.048 R)
• M14: 11,919,210 km (0.116 R)
• M15: 12,192,974 km (0.107 R)
• M16: 12,639,524 km (0.119 R)
• M17: 14,350,475 km (0.044 R)
• M18: 17,024,986 km (0.103 R)
• M19: 17,866,623 km (0.091 R)
• M20: 19,031,692 km (0.07 R)
• M21: 22,412,304 km (0.075 R)
• M22: 23,852,483 km (0.076 R)
• M23: 25,084,122 km (0.044 R)
• M24: 26,729,100 km (0.098 R)
• M25: 32,094,278 km (0.031 R)
• M26: 33,053,051 km (0.104 R)
• M27: 40,183,634 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.1

Radius: 3.5

Gravity: 62.7 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.8 AU - 7.56 AU

Year: 13049 Days

Day: 19 Hours

Environment

Temp: -239 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,174,764 km

• M1: 47,572 km (0.032 R)
• M2: 305,628 km (0.03 R)
• M3: 526,136 km (0.036 R)
• M4: 824,583 km (0.084 R)
• M5: 1,017,266 km (0.095 R)
• M6: 1,390,363 km (0.06 R)
• M7: 1,762,861 km (0.115 R)
• M8: 2,008,950 km (0.083 R)
• M9: 2,159,595 km (0.078 R)
• M10: 4,020,144 km (0.089 R)
• M11: 5,139,884 km (0.12 R)
• M12: 6,291,937 km (0.073 R)
• M13: 9,609,718 km (0.085 R)
• M14: 9,876,003 km (0.084 R)
• M15: 11,399,208 km (0.117 R)
• M16: 11,939,855 km (0.106 R)
• M17: 12,434,575 km (0.064 R)
• M18: 14,690,361 km (0.114 R)
• M19: 15,693,565 km (0.112 R)
• M20: 16,513,211 km (0.085 R)
• M21: 17,439,372 km (0.069 R)
• M22: 17,755,771 km (0.109 R)
• M23: 19,648,932 km (0.071 R)
• M24: 21,221,356 km (0.117 R)
• M25: 24,024,969 km (0.109 R)
• M26: 29,118,627 km (0.116 R)
• M27: 33,409,543 km (0.116 R)
• M28: 45,117,671 km (0.065 R)
• M29: 53,110,236 km (0.075 R)
• M30: 54,949,542 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.4

Radius: 5.8

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.31 AU - 12.09 AU

Year: 23739 Days

Day: 17.5 Hours

Environment

Temp: -243 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,174,764 km

• M1: 131,048 km (0.087 R)
• M2: 605,572 km (0.073 R)
• M3: 888,611 km (0.082 R)
• M4: 2,568,446 km (0.116 R)
• M5: 3,460,648 km (0.093 R)
• M6: 4,846,522 km (0.106 R)
• M7: 10,255,832 km (0.116 R)
• M8: 11,536,389 km (0.077 R)
• M9: 14,800,316 km (0.095 R)
• M10: 15,601,113 km (0.086 R)
• M11: 23,075,322 km (0.082 R)
• M12: 25,352,800 km (0.084 R)
• M13: 31,747,810 km (0.113 R)
• M14: 36,921,652 km (0.053 R)
• M15: 41,706,091 km (0.108 R)
• M16: 42,364,771 km (0.055 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 13,139 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit