🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.9

Radius: 11.3

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.49 AU - 0.53 AU

Year: 247 Days

Day: 12.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 22,591,428 km

• M1: 140,772 km (0.114 R)
• M2: 530,175 km (0.066 R)
• M3: 1,098,048 km (0.116 R)
• M4: 1,503,159 km (0.119 R)
• M5: 1,899,295 km (0.113 R)
• M6: 2,326,396 km (0.11 R)
• M7: 2,729,563 km (0.062 R)
• M8: 3,141,106 km (0.103 R)
• M9: 3,721,995 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.1

Radius: 9.5

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.8 AU - 0.94 AU

Year: 550 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,591,428 km

• M1: 118,182 km (0.072 R)
• M2: 591,061 km (0.09 R)
• M3: 886,517 km (0.064 R)
• M4: 1,204,562 km (0.11 R)
• M5: 1,660,237 km (0.088 R)
• M6: 1,959,283 km (0.108 R)
• M7: 2,294,682 km (0.094 R)
• M8: 3,501,039 km (0.114 R)
• M9: 3,901,213 km (0.047 R)
• M10: 4,258,004 km (0.091 R)
• M11: 4,794,013 km (0.078 R)
• M12: 5,690,703 km (0.119 R)
• M13: 6,380,349 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778

Radius: 14.1

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.16 AU - 2.34 AU

Year: 2289 Days

Day: 12.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,591,428 km

• M1: 175,329 km (0.102 R)
• M2: 627,563 km (0.085 R)
• M3: 1,137,393 km (0.117 R)
• M4: 1,659,639 km (0.119 R)
• M5: 2,137,155 km (0.034 R)
• M6: 2,605,696 km (0.106 R)
• M7: 3,466,033 km (0.112 R)
• M8: 4,041,237 km (0.075 R)
• M9: 5,103,831 km (0.06 R)
• M10: 5,651,957 km (0.097 R)
• M11: 6,726,818 km (0.109 R)
• M12: 7,269,409 km (0.051 R)
• M13: 11,124,247 km (0.106 R)
• M14: 11,681,499 km (0.116 R)
• M15: 12,341,226 km (0.12 R)
• M16: 12,982,103 km (0.09 R)
• M17: 15,377,764 km (0.043 R)
• M18: 17,252,823 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.5

Radius: 11

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.11 AU - 2.67 AU

Year: 2506 Days

Day: 11.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,591,428 km

• M1: 136,732 km (0.052 R)
• M2: 525,986 km (0.061 R)
• M3: 1,012,927 km (0.086 R)
• M4: 1,562,849 km (0.12 R)
• M5: 1,914,105 km (0.07 R)
• M6: 2,304,854 km (0.098 R)
• M7: 2,733,452 km (0.073 R)
• M8: 3,215,008 km (0.103 R)
• M9: 4,937,777 km (0.11 R)
• M10: 5,578,205 km (0.109 R)
• M11: 7,391,780 km (0.114 R)
• M12: 8,163,855 km (0.102 R)
• M13: 9,348,670 km (0.029 R)
• M14: 9,830,824 km (0.049 R)
• M15: 10,525,706 km (0.098 R)
• M16: 11,047,803 km (0.106 R)
• M17: 12,450,732 km (0.052 R)
• M18: 13,172,242 km (0.082 R)
• M19: 16,393,234 km (0.079 R)
• M20: 17,370,557 km (0.076 R)
• M21: 18,908,722 km (0.055 R)
• M22: 19,560,819 km (0.036 R)
• M23: 20,722,297 km (0.094 R)

Asteroid Belt

Center: 3.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.2

Radius: 8.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.37 AU - 5.55 AU

Year: 6388 Days

Day: 5.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,591,428 km

• M1: 102,026 km (0.091 R)
• M2: 392,994 km (0.118 R)
• M3: 733,179 km (0.117 R)
• M4: 1,353,412 km (0.113 R)
• M5: 1,731,446 km (0.09 R)
• M6: 2,193,853 km (0.108 R)
• M7: 3,068,402 km (0.084 R)
• M8: 3,813,848 km (0.118 R)
• M9: 5,096,650 km (0.07 R)
• M10: 5,401,231 km (0.046 R)
• M11: 8,993,226 km (0.091 R)
• M12: 9,356,898 km (0.09 R)
• M13: 13,085,924 km (0.059 R)
• M14: 15,534,991 km (0.059 R)
• M15: 17,639,534 km (0.079 R)
• M16: 18,467,408 km (0.119 R)
• M17: 20,407,394 km (0.11 R)
• M18: 21,966,802 km (0.086 R)
• M19: 25,321,235 km (0.103 R)
• M20: 28,050,648 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.5

Radius: 11.7

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.04 AU - 5.64 AU

Year: 7222 Days

Day: 11.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,591,428 km

• M1: 145,559 km (0.114 R)
• M2: 665,112 km (0.086 R)
• M3: 1,282,503 km (0.077 R)
• M4: 2,316,074 km (0.095 R)
• M5: 2,770,104 km (0.107 R)
• M6: 5,572,969 km (0.117 R)
• M7: 6,057,218 km (0.109 R)
• M8: 6,926,681 km (0.095 R)
• M9: 7,391,631 km (0.11 R)
• M10: 8,453,776 km (0.055 R)
• M11: 8,913,340 km (0.088 R)
• M12: 9,614,805 km (0.115 R)
• M13: 15,441,791 km (0.116 R)
• M14: 16,563,177 km (0.112 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: 365 - 17,448 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit