🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.1

Radius: 9.8

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.72 AU - 0.84 AU

Year: 476 Days

Day: 11.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,662,757 km

• M1: 142,118 km (0.084 R)
• M2: 550,969 km (0.045 R)
• M3: 910,004 km (0.113 R)
• M4: 1,584,541 km (0.095 R)
• M5: 1,890,917 km (0.115 R)
• M6: 2,522,220 km (0.054 R)
• M7: 3,060,024 km (0.088 R)
• M8: 3,400,509 km (0.042 R)
• M9: 3,766,426 km (0.089 R)
• M10: 4,216,865 km (0.079 R)
• M11: 4,671,493 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.7

Radius: 9.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.82 AU - 1.14 AU

Year: 670 Days

Day: 11.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 111.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,662,757 km

• M1: 121,922 km (0.118 R)
• M2: 480,957 km (0.105 R)
• M3: 840,590 km (0.085 R)
• M4: 1,173,147 km (0.099 R)
• M5: 1,755,082 km (0.107 R)
• M6: 2,092,575 km (0.091 R)
• M7: 2,409,872 km (0.118 R)
• M8: 2,779,528 km (0.108 R)
• M9: 5,216,029 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.8

Radius: 12.1

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1 AU - 1.44 AU

Year: 930 Days

Day: 12.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 107 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,662,757 km

• M1: 153,487 km (0.06 R)
• M2: 568,921 km (0.084 R)
• M3: 1,005,746 km (0.117 R)
• M4: 1,430,904 km (0.079 R)
• M5: 1,848,431 km (0.116 R)
• M6: 2,366,788 km (0.105 R)
• M7: 2,807,503 km (0.118 R)
• M8: 3,327,057 km (0.067 R)
• M9: 3,991,122 km (0.101 R)
• M10: 4,711,286 km (0.051 R)
• M11: 5,688,010 km (0.038 R)
• M12: 6,114,663 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.8

Radius: 10.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.33 AU - 3.41 AU

Year: 3356 Days

Day: 9.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,662,757 km

• M1: 128,056 km (0.034 R)
• M2: 579,991 km (0.103 R)
• M3: 987,047 km (0.063 R)
• M4: 1,353,412 km (0.113 R)
• M5: 2,034,681 km (0.054 R)
• M6: 2,745,271 km (0.099 R)
• M7: 3,208,874 km (0.075 R)
• M8: 6,145,331 km (0.053 R)
• M9: 8,443,753 km (0.064 R)
• M10: 9,393,250 km (0.043 R)
• M11: 10,150,814 km (0.066 R)
• M12: 11,184,236 km (0.086 R)
• M13: 12,077,036 km (0.12 R)
• M14: 16,027,168 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.7

Radius: 12.4

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.9 AU - 3.32 AU

Year: 3786 Days

Day: 14.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,662,757 km

• M1: 154,684 km (0.102 R)
• M2: 897,138 km (0.061 R)
• M3: 1,501,215 km (0.112 R)
• M4: 2,499,930 km (0.098 R)
• M5: 3,225,629 km (0.088 R)
• M6: 3,658,416 km (0.115 R)
• M7: 4,237,958 km (0.044 R)
• M8: 5,072,565 km (0.113 R)
• M9: 6,041,360 km (0.09 R)
• M10: 7,349,743 km (0.076 R)
• M11: 7,836,535 km (0.056 R)
• M12: 8,554,156 km (0.076 R)
• M13: 9,769,938 km (0.072 R)
• M14: 13,863,683 km (0.117 R)
• M15: 14,407,322 km (0.062 R)
• M16: 16,948,392 km (0.114 R)
• M17: 19,836,678 km (0.116 R)
• M18: 22,224,559 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321

Radius: 8

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.21 AU - 5.61 AU

Year: 7510 Days

Day: 11.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 30,662,757 km

• M1: 100,679 km (0.079 R)
• M2: 404,213 km (0.111 R)
• M3: 751,131 km (0.083 R)
• M4: 1,132,755 km (0.079 R)
• M5: 2,949,771 km (0.094 R)
• M6: 3,406,344 km (0.097 R)
• M7: 4,071,755 km (0.069 R)
• M8: 4,612,701 km (0.118 R)
• M9: 4,954,382 km (0.102 R)
• M10: 5,484,108 km (0.116 R)
• M11: 5,837,608 km (0.103 R)
• M12: 6,206,516 km (0.066 R)
• M13: 7,621,114 km (0.112 R)
• M14: 9,157,035 km (0.102 R)
• M15: 10,571,184 km (0.085 R)
• M16: 12,524,035 km (0.035 R)
• M17: 13,400,229 km (0.036 R)
• M18: 14,042,752 km (0.088 R)
• M19: 16,454,419 km (0.082 R)
• M20: 17,567,727 km (0.119 R)
• M21: 20,081,719 km (0.06 R)
• M22: 20,851,998 km (0.046 R)
• M23: 22,302,649 km (0.032 R)
• M24: 23,819,571 km (0.082 R)
• M25: 25,323,030 km (0.049 R)
• M26: 25,892,549 km (0.115 R)
• M27: 28,343,411 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.6

Radius: 11.2

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.57 AU - 5.87 AU

Year: 8232 Days

Day: 5.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,662,757 km

• M1: 139,724 km (0.1 R)
• M2: 561,291 km (0.066 R)
• M3: 988,393 km (0.118 R)
• M4: 1,710,652 km (0.111 R)
• M5: 3,288,161 km (0.119 R)
• M6: 3,643,157 km (0.097 R)
• M7: 4,070,259 km (0.094 R)
• M8: 4,632,298 km (0.072 R)
• M9: 5,026,189 km (0.036 R)
• M10: 5,586,284 km (0.113 R)
• M11: 6,344,595 km (0.094 R)
• M12: 7,807,962 km (0.107 R)
• M13: 8,178,366 km (0.103 R)
• M14: 9,402,077 km (0.119 R)
• M15: 9,821,848 km (0.086 R)
• M16: 10,430,412 km (0.091 R)
• M17: 11,063,959 km (0.108 R)
• M18: 12,862,425 km (0.05 R)
• M19: 14,074,317 km (0.085 R)
• M20: 18,295,371 km (0.079 R)
• M21: 22,465,112 km (0.116 R)
• M22: 22,838,957 km (0.079 R)
• M23: 28,692,273 km (0.062 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 15,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit