🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.61 AU - 0.81 AU

Year: 254 Days

Day: 44.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,586,442 km

• M1: 35,903 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.06 AU - 1.38 AU

Year: 572 Days

Day: 31.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.21 AU - 1.83 AU

Year: 796 Days

Day: 13.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,586,442 km

• M1: 16,456 km (0.109 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.5

Radius: 9

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.85 AU - 9.29 AU

Year: 8843 Days

Day: 8 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,586,442 km

• M1: 111,899 km (0.066 R)
• M2: 697,425 km (0.078 R)
• M3: 1,053,319 km (0.068 R)
• M4: 2,670,920 km (0.089 R)
• M5: 5,664,673 km (0.116 R)
• M6: 6,046,447 km (0.051 R)
• M7: 6,861,755 km (0.113 R)
• M8: 7,160,502 km (0.087 R)
• M9: 7,502,632 km (0.082 R)
• M10: 8,405,904 km (0.107 R)
• M11: 16,799,841 km (0.048 R)
• M12: 21,842,187 km (0.111 R)
• M13: 24,281,829 km (0.058 R)
• M14: 25,527,680 km (0.101 R)
• M15: 26,489,744 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.2

Radius: 7.1

Gravity: 15.22 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 9.65 AU - 11.91 AU

Year: 15028 Days

Day: 24.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 78,586,442 km

• M1: 88,562 km (0.093 R)
• M2: 487,988 km (0.098 R)
• M3: 913,295 km (0.113 R)
• M4: 2,368,733 km (0.113 R)
• M5: 3,131,233 km (0.106 R)
• M6: 3,695,367 km (0.079 R)
• M7: 4,231,226 km (0.056 R)
• M8: 4,716,222 km (0.088 R)
• M9: 5,130,459 km (0.038 R)
• M10: 6,478,186 km (0.113 R)
• M11: 7,667,938 km (0.039 R)
• M12: 10,075,566 km (0.1 R)
• M13: 10,646,132 km (0.049 R)
• M14: 12,230,374 km (0.103 R)
• M15: 12,487,383 km (0.104 R)
• M16: 14,674,803 km (0.079 R)
• M17: 22,555,021 km (0.111 R)
• M18: 23,039,269 km (0.115 R)
• M19: 24,128,790 km (0.095 R)
• M20: 25,879,684 km (0.115 R)
• M21: 27,603,350 km (0.118 R)
• M22: 28,493,308 km (0.058 R)
• M23: 28,831,848 km (0.033 R)
• M24: 30,920,085 km (0.103 R)
• M25: 31,879,755 km (0.109 R)
• M26: 33,107,206 km (0.043 R)
• M27: 38,607,171 km (0.12 R)
• M28: 43,184,717 km (0.108 R)
• M29: 44,838,222 km (0.112 R)
• M30: 54,606,215 km (0.102 R)
• M31: 55,128,760 km (0.071 R)
• M32: 55,654,597 km (0.087 R)
• M33: 59,246,292 km (0.102 R)
• M34: 61,850,342 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.5

Radius: 8

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 13.76 AU - 14.16 AU

Year: 22146 Days

Day: 16.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,586,442 km

• M1: 99,483 km (0.102 R)
• M2: 498,909 km (0.119 R)
• M3: 879,486 km (0.065 R)
• M4: 1,593,367 km (0.066 R)
• M5: 1,993,990 km (0.113 R)
• M6: 2,437,697 km (0.106 R)
• M7: 4,238,407 km (0.094 R)
• M8: 5,085,131 km (0.091 R)
• M9: 7,395,670 km (0.092 R)
• M10: 8,093,245 km (0.116 R)
• M11: 8,458,114 km (0.103 R)
• M12: 9,910,410 km (0.081 R)
• M13: 10,695,649 km (0.101 R)
• M14: 11,784,423 km (0.11 R)
• M15: 13,157,731 km (0.087 R)
• M16: 13,589,770 km (0.073 R)
• M17: 15,893,427 km (0.073 R)
• M18: 16,883,765 km (0.057 R)
• M19: 17,222,754 km (0.114 R)
• M20: 19,353,477 km (0.106 R)
• M21: 19,818,576 km (0.076 R)
• M22: 22,054,316 km (0.114 R)
• M23: 22,664,227 km (0.054 R)
• M24: 26,447,707 km (0.06 R)
• M25: 29,272,713 km (0.089 R)
• M26: 39,834,472 km (0.085 R)
• M27: 45,465,635 km (0.106 R)
• M28: 48,470,608 km (0.078 R)
• M29: 51,073,760 km (0.115 R)
• M30: 53,586,107 km (0.087 R)
• M31: 60,422,580 km (0.119 R)
• M32: 61,415,910 km (0.113 R)
• M33: 63,230,981 km (0.109 R)
• M34: 69,756,889 km (0.09 R)
• M35: 70,192,817 km (0.081 R)
• M36: 71,290,267 km (0.119 R)
• M37: 74,878,970 km (0.105 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 13,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit