🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.7

Radius: 14.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.43 AU - 0.71 AU

Year: 297 Days

Day: 6.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 45,287,414 km

• M1: 187,446 km (0.113 R)
• M2: 766,689 km (0.032 R)
• M3: 1,355,656 km (0.118 R)
• M4: 2,108,133 km (0.039 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.1

Radius: 13.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.66 AU - 1.02 AU

Year: 531 Days

Day: 11.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,287,414 km

• M1: 171,589 km (0.054 R)
• M2: 668,104 km (0.114 R)
• M3: 1,172,548 km (0.093 R)
• M4: 2,540,920 km (0.114 R)
• M5: 3,103,557 km (0.11 R)
• M6: 3,651,235 km (0.059 R)
• M7: 4,496,014 km (0.066 R)
• M8: 5,262,703 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.9

Radius: 10

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.8 AU - 1.14 AU

Year: 659 Days

Day: 12.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,287,414 km

• M1: 124,465 km (0.119 R)
• M2: 552,764 km (0.064 R)
• M3: 1,147,565 km (0.07 R)
• M4: 1,592,320 km (0.029 R)
• M5: 2,420,194 km (0.104 R)
• M6: 2,811,991 km (0.085 R)
• M7: 3,670,683 km (0.095 R)
• M8: 4,016,852 km (0.082 R)
• M9: 4,584,876 km (0.104 R)
• M10: 5,188,653 km (0.085 R)
• M11: 5,661,980 km (0.091 R)
• M12: 6,416,103 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.3

Radius: 14.2

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.86 AU - 1.18 AU

Year: 711 Days

Day: 8.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,287,414 km

• M1: 176,675 km (0.067 R)
• M2: 636,689 km (0.074 R)
• M3: 1,211,593 km (0.116 R)
• M4: 1,681,779 km (0.065 R)
• M5: 2,152,115 km (0.095 R)
• M6: 2,933,315 km (0.068 R)
• M7: 3,575,240 km (0.112 R)
• M8: 4,099,879 km (0.112 R)
• M9: 4,921,471 km (0.085 R)
• M10: 5,815,168 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.3

Radius: 10.2

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.28 AU - 2.74 AU

Year: 2745 Days

Day: 5.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,287,414 km

• M1: 127,158 km (0.065 R)
• M2: 479,162 km (0.096 R)
• M3: 801,545 km (0.087 R)
• M4: 1,364,632 km (0.106 R)
• M5: 1,812,528 km (0.081 R)
• M6: 2,278,675 km (0.114 R)
• M7: 3,719,901 km (0.12 R)
• M8: 4,135,633 km (0.051 R)
• M9: 5,105,775 km (0.048 R)
• M10: 6,221,027 km (0.103 R)
• M11: 8,504,340 km (0.12 R)
• M12: 8,861,430 km (0.091 R)
• M13: 9,398,785 km (0.06 R)
• M14: 9,922,228 km (0.071 R)
• M15: 10,613,071 km (0.114 R)
• M16: 12,090,500 km (0.112 R)
• M17: 12,709,835 km (0.06 R)
• M18: 13,789,034 km (0.085 R)
• M19: 14,282,857 km (0.039 R)
• M20: 16,476,709 km (0.083 R)
• M21: 17,393,296 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.1

Radius: 9.3

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.63 AU - 5.03 AU

Year: 6219 Days

Day: 10.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,287,414 km

• M1: 116,537 km (0.114 R)
• M2: 670,647 km (0.065 R)
• M3: 1,170,603 km (0.075 R)
• M4: 1,583,045 km (0.12 R)
• M5: 3,022,625 km (0.077 R)
• M6: 3,524,376 km (0.027 R)
• M7: 5,617,550 km (0.075 R)
• M8: 11,491,211 km (0.061 R)
• M9: 12,065,068 km (0.092 R)
• M10: 12,440,110 km (0.119 R)
• M11: 12,878,282 km (0.09 R)
• M12: 16,110,344 km (0.036 R)
• M13: 16,763,040 km (0.104 R)
• M14: 19,551,694 km (0.066 R)
• M15: 20,978,708 km (0.103 R)
• M16: 22,716,437 km (0.1 R)
• M17: 24,462,842 km (0.102 R)
• M18: 28,033,594 km (0.087 R)
• M19: 29,942,911 km (0.111 R)
• M20: 32,449,573 km (0.059 R)
• M21: 33,071,452 km (0.101 R)
• M22: 36,857,923 km (0.087 R)
• M23: 38,105,270 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.7

Radius: 11.8

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.17 AU - 5.75 AU

Year: 7625 Days

Day: 8.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,287,414 km

• M1: 153,487 km (0.104 R)
• M2: 558,898 km (0.082 R)
• M3: 958,623 km (0.101 R)
• M4: 2,235,291 km (0.114 R)
• M5: 2,702,785 km (0.104 R)
• M6: 3,467,230 km (0.072 R)
• M7: 4,044,678 km (0.099 R)
• M8: 4,598,190 km (0.026 R)
• M9: 5,296,513 km (0.115 R)
• M10: 5,823,247 km (0.12 R)
• M11: 6,348,485 km (0.079 R)
• M12: 6,791,295 km (0.054 R)
• M13: 8,375,237 km (0.083 R)
• M14: 9,417,635 km (0.062 R)
• M15: 9,994,933 km (0.099 R)
• M16: 10,646,880 km (0.108 R)
• M17: 12,147,347 km (0.056 R)
• M18: 16,577,688 km (0.06 R)
• M19: 17,065,676 km (0.074 R)
• M20: 19,728,668 km (0.088 R)
• M21: 20,197,957 km (0.079 R)
• M22: 20,916,026 km (0.12 R)
• M23: 21,568,273 km (0.073 R)
• M24: 23,172,261 km (0.079 R)
• M25: 24,314,441 km (0.103 R)
• M26: 27,189,413 km (0.07 R)
• M27: 33,939,718 km (0.109 R)
• M28: 37,163,253 km (0.043 R)
• M29: 38,362,429 km (0.073 R)
• M30: 42,632,850 km (0.062 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: 322 - 17,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit