🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.7

Radius: 10.1

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.76 AU - 1.06 AU

Year: 561 Days

Day: 12.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,762,274 km

• M1: 125,662 km (0.092 R)
• M2: 603,328 km (0.101 R)
• M3: 930,948 km (0.093 R)
• M4: 1,436,588 km (0.074 R)
• M5: 1,839,605 km (0.111 R)
• M6: 2,367,087 km (0.095 R)
• M7: 2,809,897 km (0.113 R)
• M8: 3,396,021 km (0.104 R)
• M9: 3,891,190 km (0.085 R)
• M10: 4,668,052 km (0.118 R)
• M11: 5,161,426 km (0.105 R)
• M12: 5,580,898 km (0.064 R)
• M13: 5,985,261 km (0.102 R)
• M14: 6,369,877 km (0.116 R)
• M15: 6,977,693 km (0.07 R)
• M16: 7,317,281 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.2

Radius: 8

Gravity: 13.57 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.1 AU - 1.1 AU

Year: 745 Days

Day: 9.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,762,274 km

• M1: 105,915 km (0.078 R)
• M2: 372,798 km (0.043 R)
• M3: 621,878 km (0.084 R)
• M4: 1,066,932 km (0.095 R)
• M5: 1,482,814 km (0.035 R)
• M6: 1,936,844 km (0.117 R)
• M7: 2,594,177 km (0.112 R)
• M8: 2,868,539 km (0.069 R)
• M9: 4,820,642 km (0.072 R)
• M10: 6,568,543 km (0.118 R)
• M11: 7,359,318 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802

Radius: 12.8

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.63 AU - 2.47 AU

Year: 1895 Days

Day: 9.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,762,274 km

• M1: 159,322 km (0.119 R)
• M2: 665,411 km (0.043 R)
• M3: 1,079,498 km (0.039 R)
• M4: 1,693,897 km (0.082 R)
• M5: 2,589,240 km (0.114 R)
• M6: 3,906,449 km (0.047 R)
• M7: 4,326,670 km (0.07 R)
• M8: 4,927,155 km (0.026 R)
• M9: 6,741,179 km (0.105 R)
• M10: 7,207,925 km (0.04 R)
• M11: 7,963,543 km (0.072 R)
• M12: 8,932,788 km (0.075 R)
• M13: 11,797,587 km (0.06 R)
• M14: 12,600,030 km (0.06 R)
• M15: 14,765,459 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.2

Radius: 8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.55 AU - 4.71 AU

Year: 5419 Days

Day: 15 Hours

Environment

Temp: -217 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,762,274 km

• M1: 102,923 km (0.078 R)
• M2: 661,372 km (0.032 R)
• M3: 937,231 km (0.095 R)
• M4: 2,200,435 km (0.073 R)
• M5: 4,689,145 km (0.079 R)
• M6: 5,206,006 km (0.085 R)
• M7: 7,660,458 km (0.071 R)
• M8: 7,996,455 km (0.105 R)
• M9: 8,518,851 km (0.098 R)
• M10: 8,879,531 km (0.092 R)
• M11: 9,826,336 km (0.044 R)
• M12: 11,785,769 km (0.103 R)
• M13: 13,117,190 km (0.066 R)
• M14: 14,342,845 km (0.108 R)
• M15: 15,009,603 km (0.117 R)
• M16: 15,589,744 km (0.056 R)
• M17: 17,020,498 km (0.118 R)
• M18: 17,362,778 km (0.103 R)
• M19: 19,265,962 km (0.114 R)
• M20: 19,825,458 km (0.09 R)
• M21: 20,459,603 km (0.036 R)
• M22: 21,370,205 km (0.078 R)
• M23: 22,171,900 km (0.119 R)
• M24: 22,580,303 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.7

Radius: 12.3

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.51 AU - 7.09 AU

Year: 9019 Days

Day: 7.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,762,274 km

• M1: 153,188 km (0.064 R)
• M2: 550,819 km (0.073 R)
• M3: 958,474 km (0.109 R)
• M4: 1,829,133 km (0.063 R)
• M5: 2,231,252 km (0.049 R)
• M6: 3,103,408 km (0.113 R)
• M7: 3,606,206 km (0.087 R)
• M8: 5,383,279 km (0.094 R)
• M9: 8,610,255 km (0.12 R)
• M10: 10,950,564 km (0.032 R)
• M11: 11,554,341 km (0.072 R)
• M12: 14,846,541 km (0.115 R)
• M13: 16,706,941 km (0.087 R)
• M14: 21,815,558 km (0.059 R)
• M15: 22,334,065 km (0.036 R)
• M16: 26,100,191 km (0.049 R)
• M17: 36,655,517 km (0.113 R)
• M18: 40,810,299 km (0.088 R)
• M19: 42,663,966 km (0.108 R)
• M20: 46,254,764 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.4

Radius: 7.8

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.12 AU - 6.96 AU

Year: 9585 Days

Day: 22.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,762,274 km

• M1: 99,333 km (0.108 R)
• M2: 446,400 km (0.077 R)
• M3: 794,963 km (0.077 R)
• M4: 1,463,067 km (0.1 R)
• M5: 3,263,029 km (0.089 R)
• M6: 5,252,381 km (0.096 R)
• M7: 6,297,622 km (0.06 R)
• M8: 7,213,909 km (0.101 R)
• M9: 7,627,247 km (0.12 R)
• M10: 8,256,606 km (0.117 R)
• M11: 8,501,497 km (0.052 R)
• M12: 9,485,103 km (0.1 R)
• M13: 11,026,111 km (0.114 R)
• M14: 15,075,426 km (0.068 R)
• M15: 15,939,354 km (0.068 R)
• M16: 17,230,234 km (0.113 R)
• M17: 17,563,538 km (0.117 R)
• M18: 19,366,791 km (0.071 R)
• M19: 20,312,997 km (0.11 R)
• M20: 22,933,503 km (0.07 R)
• M21: 24,241,138 km (0.082 R)
• M22: 27,818,023 km (0.051 R)
• M23: 30,163,419 km (0.077 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 18,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit