🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.1

Radius: 14

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.87 AU - 1.19 AU

Year: 697 Days

Day: 12.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,444,885 km

• M1: 174,730 km (0.113 R)
• M2: 611,556 km (0.12 R)
• M3: 1,098,647 km (0.093 R)
• M4: 1,597,556 km (0.087 R)
• M5: 2,368,733 km (0.052 R)
• M6: 2,846,847 km (0.09 R)
• M7: 3,318,081 km (0.092 R)
• M8: 3,763,733 km (0.089 R)
• M9: 4,235,415 km (0.102 R)
• M10: 5,169,354 km (0.099 R)
• M11: 5,930,209 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.6

Radius: 13

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.25 AU - 1.35 AU

Year: 988 Days

Day: 12.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,444,885 km

• M1: 161,715 km (0.103 R)
• M2: 1,054,665 km (0.118 R)
• M3: 1,566,140 km (0.113 R)
• M4: 2,460,586 km (0.095 R)
• M5: 2,889,034 km (0.089 R)
• M6: 3,466,931 km (0.102 R)
• M7: 4,317,993 km (0.06 R)
• M8: 4,892,748 km (0.11 R)
• M9: 5,303,993 km (0.112 R)
• M10: 6,814,931 km (0.077 R)
• M11: 7,281,676 km (0.112 R)
• M12: 7,744,831 km (0.083 R)
• M13: 8,227,584 km (0.047 R)
• M14: 9,003,398 km (0.105 R)
• M15: 9,681,825 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.2

Radius: 13

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2 AU - 2.48 AU

Year: 2236 Days

Day: 7.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,444,885 km

• M1: 163,959 km (0.067 R)
• M2: 603,029 km (0.066 R)
• M3: 1,394,402 km (0.072 R)
• M4: 1,929,962 km (0.114 R)
• M5: 3,355,630 km (0.118 R)
• M6: 4,435,726 km (0.078 R)
• M7: 4,910,251 km (0.069 R)
• M8: 5,539,011 km (0.054 R)
• M9: 6,326,644 km (0.053 R)
• M10: 8,220,253 km (0.1 R)
• M11: 8,939,520 km (0.109 R)
• M12: 10,391,816 km (0.104 R)
• M13: 10,922,141 km (0.075 R)
• M14: 13,095,798 km (0.077 R)
• M15: 15,592,736 km (0.055 R)
• M16: 16,953,627 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.9

Radius: 11.8

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.82 AU - 2.72 AU

Year: 2281 Days

Day: 12.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,444,885 km

• M1: 146,756 km (0.113 R)
• M2: 637,437 km (0.102 R)
• M3: 1,040,453 km (0.067 R)
• M4: 1,628,373 km (0.102 R)
• M5: 2,549,896 km (0.084 R)
• M6: 3,030,105 km (0.111 R)
• M7: 3,905,103 km (0.095 R)
• M8: 4,845,176 km (0.117 R)
• M9: 7,945,891 km (0.111 R)
• M10: 9,035,861 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.6

Radius: 10.8

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3 AU - 3.26 AU

Year: 3693 Days

Day: 8.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,444,885 km

• M1: 142,417 km (0.073 R)
• M2: 560,992 km (0.075 R)
• M3: 1,168,060 km (0.097 R)
• M4: 1,945,969 km (0.114 R)
• M5: 2,490,505 km (0.109 R)
• M6: 2,986,871 km (0.115 R)
• M7: 6,527,105 km (0.117 R)
• M8: 8,458,413 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.9

Radius: 9.8

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.05 AU - 3.85 AU

Year: 4273 Days

Day: 6.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,444,885 km

• M1: 184,604 km (0.076 R)
• M2: 647,759 km (0.108 R)
• M3: 1,672,953 km (0.072 R)
• M4: 2,096,465 km (0.091 R)
• M5: 3,025,467 km (0.067 R)
• M6: 3,658,865 km (0.114 R)
• M7: 4,452,631 km (0.116 R)
• M8: 4,784,888 km (0.12 R)
• M9: 7,004,621 km (0.088 R)
• M10: 10,715,845 km (0.055 R)
• M11: 13,196,627 km (0.11 R)
• M12: 14,156,746 km (0.082 R)
• M13: 15,918,709 km (0.082 R)
• M14: 16,821,832 km (0.091 R)
• M15: 17,631,755 km (0.064 R)
• M16: 18,598,306 km (0.111 R)
• M17: 19,667,782 km (0.114 R)
• M18: 21,348,364 km (0.031 R)
• M19: 22,445,964 km (0.1 R)
• M20: 23,967,673 km (0.112 R)
• M21: 26,211,791 km (0.086 R)
• M22: 26,626,775 km (0.093 R)
• M23: 28,944,046 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.2

Radius: 12.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.9 AU - 6.11 AU

Year: 7456 Days

Day: 11.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,444,885 km

• M1: 176,675 km (0.04 R)
• M2: 624,422 km (0.119 R)
• M3: 1,201,420 km (0.074 R)
• M4: 1,686,566 km (0.115 R)
• M5: 2,287,351 km (0.078 R)
• M6: 5,182,070 km (0.11 R)
• M7: 6,314,377 km (0.097 R)
• M8: 7,836,236 km (0.098 R)
• M9: 9,212,386 km (0.114 R)
• M10: 9,821,399 km (0.059 R)
• M11: 11,679,255 km (0.036 R)
• M12: 12,668,097 km (0.083 R)
• M13: 13,809,828 km (0.088 R)
• M14: 16,024,924 km (0.081 R)
• M15: 23,444,829 km (0.064 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 20,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit