🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.3

Radius: 13.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.51 AU - 0.79 AU

Year: 368 Days

Day: 14.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,482,014 km

• M1: 164,109 km (0.037 R)
• M2: 660,026 km (0.111 R)
• M3: 1,183,918 km (0.103 R)
• M4: 1,948,961 km (0.075 R)
• M5: 3,204,835 km (0.116 R)
• M6: 3,623,560 km (0.083 R)
• M7: 4,079,085 km (0.042 R)
• M8: 5,242,657 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.2

Radius: 10.5

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.7 AU - 0.72 AU

Year: 421 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,482,014 km

• M1: 130,898 km (0.087 R)
• M2: 558,299 km (0.091 R)
• M3: 959,970 km (0.096 R)
• M4: 1,364,931 km (0.089 R)
• M5: 1,744,760 km (0.082 R)
• M6: 2,116,511 km (0.061 R)
• M7: 2,463,578 km (0.12 R)
• M8: 3,204,536 km (0.114 R)
• M9: 3,640,165 km (0.06 R)
• M10: 4,751,528 km (0.028 R)
• M11: 6,075,768 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.8

Radius: 9

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.71 AU - 0.87 AU

Year: 494 Days

Day: 7.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,482,014 km

• M1: 111,899 km (0.075 R)
• M2: 589,864 km (0.111 R)
• M3: 902,674 km (0.114 R)
• M4: 1,360,144 km (0.097 R)
• M5: 1,736,532 km (0.036 R)
• M6: 2,025,406 km (0.081 R)
• M7: 2,733,303 km (0.102 R)
• M8: 3,025,467 km (0.11 R)
• M9: 3,338,576 km (0.067 R)
• M10: 3,909,142 km (0.059 R)
• M11: 5,211,391 km (0.117 R)
• M12: 5,837,608 km (0.053 R)

Asteroid Belt

Center: 3.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.5

Radius: 5

Gravity: 22.34 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.23 AU - 5.91 AU

Year: 9240 Days

Day: 18.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 42,482,014 km

• M1: 62,233 km (0.096 R)
• M2: 232,625 km (0.052 R)
• M3: 578,345 km (0.075 R)
• M4: 782,247 km (0.092 R)
• M5: 1,350,570 km (0.059 R)
• M6: 1,773,932 km (0.085 R)
• M7: 3,204,985 km (0.116 R)
• M8: 3,458,404 km (0.105 R)
• M9: 4,164,356 km (0.108 R)
• M10: 4,782,794 km (0.108 R)
• M11: 5,114,153 km (0.106 R)
• M12: 7,672,576 km (0.038 R)
• M13: 7,918,066 km (0.044 R)
• M14: 8,338,735 km (0.116 R)
• M15: 8,511,221 km (0.071 R)
• M16: 9,363,032 km (0.109 R)
• M17: 9,881,388 km (0.104 R)
• M18: 10,872,474 km (0.117 R)
• M19: 11,711,718 km (0.099 R)
• M20: 16,496,456 km (0.099 R)
• M21: 16,836,941 km (0.1 R)
• M22: 19,202,831 km (0.102 R)
• M23: 22,522,408 km (0.088 R)
• M24: 25,474,872 km (0.116 R)
• M25: 26,482,713 km (0.059 R)
• M26: 27,803,512 km (0.08 R)
• M27: 34,293,068 km (0.119 R)
• M28: 35,070,977 km (0.083 R)
• M29: 36,202,685 km (0.072 R)
• M30: 36,777,589 km (0.034 R)
• M31: 39,017,518 km (0.102 R)
• M32: 40,478,192 km (0.104 R)
• M33: 41,597,483 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 11,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit