🌌 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: 98

Radius: 9.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.39 AU - 0.63 AU

Year: 251 Days

Day: 10.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,132,175 km

• M1: 116,088 km (0.063 R)
• M2: 318,943 km (0.111 R)
• M3: 563,386 km (0.105 R)
• M4: 754,123 km (0.047 R)
• M5: 1,171,052 km (0.083 R)
• M6: 1,402,330 km (0.095 R)
• M7: 1,593,367 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.4

Radius: 9.4

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.75 AU - 0.85 AU

Year: 494 Days

Day: 10.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,132,175 km

• M1: 117,285 km (0.039 R)
• M2: 383,270 km (0.114 R)
• M3: 729,439 km (0.082 R)
• M4: 1,332,319 km (0.08 R)
• M5: 1,619,995 km (0.097 R)
• M6: 1,803,552 km (0.086 R)
• M7: 2,126,085 km (0.109 R)
• M8: 2,366,339 km (0.056 R)
• M9: 2,713,107 km (0.101 R)
• M10: 2,969,069 km (0.081 R)
• M11: 3,384,203 km (0.064 R)
• M12: 3,864,861 km (0.106 R)
• M13: 4,171,088 km (0.111 R)
• M14: 4,479,259 km (0.04 R)
• M15: 4,673,737 km (0.1 R)
• M16: 4,914,739 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.5

Radius: 8.5

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.84 AU - 1.02 AU

Year: 619 Days

Day: 11.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,132,175 km

• M1: 106,214 km (0.058 R)
• M2: 265,536 km (0.068 R)
• M3: 483,800 km (0.109 R)
• M4: 814,710 km (0.04 R)
• M5: 1,154,447 km (0.104 R)
• M6: 1,351,916 km (0.081 R)
• M7: 1,724,863 km (0.106 R)
• M8: 1,916,798 km (0.118 R)
• M9: 2,235,291 km (0.089 R)
• M10: 2,692,313 km (0.062 R)
• M11: 3,319,726 km (0.049 R)
• M12: 3,535,297 km (0.081 R)
• M13: 3,775,850 km (0.06 R)
• M14: 4,052,756 km (0.114 R)
• M15: 4,300,789 km (0.075 R)
• M16: 4,516,659 km (0.081 R)
• M17: 4,964,705 km (0.102 R)
• M18: 5,632,659 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.9

Radius: 10.1

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.67 AU - 1.95 AU

Year: 1681 Days

Day: 9.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,132,175 km

• M1: 126,410 km (0.074 R)
• M2: 333,454 km (0.093 R)
• M3: 530,175 km (0.053 R)
• M4: 757,863 km (0.119 R)
• M5: 1,035,965 km (0.076 R)
• M6: 1,318,107 km (0.12 R)
• M7: 1,535,473 km (0.072 R)
• M8: 2,266,109 km (0.118 R)
• M9: 2,532,393 km (0.067 R)
• M10: 2,943,338 km (0.086 R)
• M11: 3,646,897 km (0.12 R)
• M12: 4,070,109 km (0.071 R)
• M13: 4,561,837 km (0.11 R)
• M14: 4,772,621 km (0.108 R)
• M15: 6,599,809 km (0.081 R)
• M16: 7,075,830 km (0.116 R)
• M17: 7,434,266 km (0.112 R)
• M18: 7,626,649 km (0.108 R)
• M19: 9,212,536 km (0.082 R)
• M20: 10,331,528 km (0.108 R)
• M21: 11,635,274 km (0.055 R)
• M22: 11,852,041 km (0.077 R)
• M23: 12,415,277 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.8

Radius: 3

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.44 AU - 9.84 AU

Year: 20660 Days

Day: 20.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,132,175 km

• M1: 61,186 km (0.061 R)
• M2: 373,845 km (0.106 R)
• M3: 741,856 km (0.085 R)
• M4: 988,244 km (0.114 R)
• M5: 1,257,968 km (0.09 R)
• M6: 1,327,083 km (0.116 R)
• M7: 2,456,547 km (0.05 R)
• M8: 2,773,395 km (0.098 R)
• M9: 4,312,458 km (0.079 R)
• M10: 4,624,220 km (0.091 R)
• M11: 4,892,449 km (0.112 R)
• M12: 5,394,350 km (0.1 R)
• M13: 9,829,627 km (0.118 R)
• M14: 11,435,710 km (0.068 R)
• M15: 12,026,622 km (0.09 R)
• M16: 12,764,139 km (0.116 R)
• M17: 13,888,966 km (0.063 R)
• M18: 16,681,808 km (0.063 R)
• M19: 23,993,254 km (0.115 R)
• M20: 28,081,316 km (0.09 R)
• M21: 32,140,803 km (0.117 R)
• M22: 34,345,577 km (0.098 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 11,186 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit