🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.53 AU - 0.57 AU

Year: 152 Days

Day: 26.8 Hours

Environment

Temp: 209 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.11 AU - 1.17 AU

Year: 454 Days

Day: 42.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.34 AU - 1.46 AU

Year: 618 Days

Day: 34.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 61.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,889,174 km

• M1: 41,738 km (0.1 R)
• M2: 171,140 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.37 AU - 1.59 AU

Year: 671 Days

Day: 39.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.94 AU - 2.8 AU

Year: 1360 Days

Day: 21.1 Hours

Environment

Temp: -87 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.1

Radius: 8.7

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.12 AU - 5.96 AU

Year: 4218 Days

Day: 8.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,889,174 km

• M1: 108,309 km (0.116 R)
• M2: 613,202 km (0.034 R)
• M3: 956,828 km (0.088 R)
• M4: 1,418,487 km (0.081 R)
• M5: 1,825,393 km (0.099 R)
• M6: 2,605,696 km (0.061 R)
• M7: 3,674,572 km (0.066 R)
• M8: 4,037,347 km (0.072 R)
• M9: 4,590,111 km (0.078 R)
• M10: 6,018,622 km (0.107 R)
• M11: 6,312,581 km (0.076 R)
• M12: 6,585,298 km (0.066 R)
• M13: 8,034,602 km (0.078 R)
• M14: 8,833,904 km (0.091 R)
• M15: 11,063,361 km (0.095 R)
• M16: 11,822,271 km (0.099 R)
• M17: 14,307,391 km (0.106 R)
• M18: 19,316,675 km (0.104 R)
• M19: 20,680,410 km (0.12 R)
• M20: 21,624,522 km (0.061 R)
• M21: 21,899,483 km (0.094 R)
• M22: 22,456,436 km (0.097 R)
• M23: 23,453,805 km (0.026 R)
• M24: 23,817,028 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976

Radius: 11.9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.94 AU - 13.26 AU

Year: 14728 Days

Day: 7.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 132.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,889,174 km

• M1: 178,620 km (0.116 R)
• M2: 680,670 km (0.097 R)
• M3: 1,172,548 km (0.073 R)
• M4: 1,565,542 km (0.104 R)
• M5: 1,973,196 km (0.11 R)
• M6: 2,388,480 km (0.09 R)
• M7: 3,264,974 km (0.078 R)
• M8: 3,941,006 km (0.093 R)
• M9: 5,236,524 km (0.101 R)
• M10: 7,853,140 km (0.105 R)
• M11: 11,302,718 km (0.068 R)
• M12: 12,187,888 km (0.097 R)
• M13: 14,603,146 km (0.076 R)
• M14: 15,272,596 km (0.103 R)
• M15: 16,672,533 km (0.092 R)
• M16: 17,486,495 km (0.079 R)
• M17: 21,196,821 km (0.114 R)
• M18: 22,055,214 km (0.077 R)
• M19: 22,936,495 km (0.061 R)
• M20: 24,561,278 km (0.045 R)
• M21: 24,979,254 km (0.08 R)
• M22: 25,829,269 km (0.04 R)
• M23: 26,261,457 km (0.12 R)
• M24: 26,698,582 km (0.108 R)
• M25: 29,189,686 km (0.072 R)
• M26: 31,340,006 km (0.095 R)
• M27: 34,499,064 km (0.085 R)
• M28: 42,634,047 km (0.093 R)
• M29: 44,155,008 km (0.091 R)
• M30: 49,596,631 km (0.078 R)
• M31: 51,108,467 km (0.119 R)
• M32: 55,648,762 km (0.087 R)
• M33: 64,525,750 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687

Radius: 8

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 12.21 AU - 14.27 AU

Year: 17959 Days

Day: 15.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,889,174 km

• M1: 149,448 km (0.032 R)
• M2: 512,373 km (0.087 R)
• M3: 764,445 km (0.103 R)
• M4: 1,029,981 km (0.108 R)
• M5: 1,387,221 km (0.072 R)
• M6: 1,636,900 km (0.093 R)
• M7: 2,049,341 km (0.092 R)
• M8: 2,419,147 km (0.045 R)
• M9: 2,906,387 km (0.111 R)
• M10: 3,457,656 km (0.095 R)
• M11: 3,714,366 km (0.103 R)
• M12: 4,107,808 km (0.087 R)
• M13: 4,396,382 km (0.111 R)
• M14: 4,664,162 km (0.078 R)
• M15: 4,978,318 km (0.095 R)
• M16: 5,533,775 km (0.114 R)
• M17: 6,855,921 km (0.069 R)
• M18: 8,685,353 km (0.074 R)
• M19: 9,489,741 km (0.114 R)
• M20: 10,818,469 km (0.095 R)
• M21: 13,557,307 km (0.113 R)
• M22: 17,216,770 km (0.11 R)
• M23: 17,800,202 km (0.095 R)
• M24: 20,174,918 km (0.118 R)
• M25: 20,636,877 km (0.084 R)
• M26: 25,010,071 km (0.089 R)
• M27: 26,301,998 km (0.039 R)
• M28: 27,751,153 km (0.109 R)
• M29: 29,606,915 km (0.115 R)
• M30: 33,563,778 km (0.061 R)
• M31: 40,576,178 km (0.04 R)
• M32: 47,198,577 km (0.095 R)
• M33: 49,501,038 km (0.115 R)
• M34: 52,222,971 km (0.099 R)
• M35: 57,777,540 km (0.111 R)
• M36: 66,726,185 km (0.07 R)
• M37: 70,043,069 km (0.102 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 15,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit