🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.51 AU - 0.75 AU

Year: 190 Days

Day: 15.1 Hours

Environment

Temp: 182 °C

Axial Tilt: 21.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,735,537 km

• M1: 15,708 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.69 AU - 0.77 AU

Year: 238 Days

Day: 34.8 Hours

Environment

Temp: 177 °C

Axial Tilt: 44.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 93,735,537 km

• M1: 27,227 km (0.098 R)
• M2: 144,063 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.66 AU - 1.04 AU

Year: 298 Days

Day: 21.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.71 AU - 1.15 AU

Year: 342 Days

Day: 29.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.04 AU - 1.42 AU

Year: 519 Days

Day: 30.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,735,537 km

• M1: 130,449 km (0.063 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.87 AU - 1.89 AU

Year: 982 Days

Day: 45.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,735,537 km

• M1: 1,085,781 km (0.071 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.3 AU - 3.56 AU

Year: 1910 Days

Day: 25.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.7

Radius: 10.8

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 9.22 AU - 9.3 AU

Year: 10730 Days

Day: 7 Hours

Environment

Temp: -173 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,735,537 km

• M1: 136,583 km (0.104 R)
• M2: 561,590 km (0.111 R)
• M3: 1,033,422 km (0.103 R)
• M4: 1,470,547 km (0.09 R)
• M5: 2,360,954 km (0.037 R)
• M6: 2,771,151 km (0.12 R)
• M7: 3,527,219 km (0.118 R)
• M8: 4,296,900 km (0.057 R)
• M9: 5,108,468 km (0.101 R)
• M10: 6,320,510 km (0.113 R)
• M11: 7,201,043 km (0.115 R)
• M12: 8,672,637 km (0.105 R)
• M13: 14,018,368 km (0.09 R)
• M14: 15,794,543 km (0.067 R)
• M15: 18,973,348 km (0.099 R)
• M16: 23,563,609 km (0.113 R)
• M17: 25,472,777 km (0.097 R)
• M18: 26,666,419 km (0.049 R)
• M19: 30,031,922 km (0.05 R)
• M20: 31,251,294 km (0.113 R)
• M21: 31,702,781 km (0.115 R)
• M22: 33,317,391 km (0.115 R)
• M23: 36,460,292 km (0.072 R)
• M24: 48,710,712 km (0.054 R)
• M25: 49,317,930 km (0.117 R)
• M26: 51,326,132 km (0.114 R)
• M27: 52,112,867 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 575.5

Radius: 7.6

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 13.95 AU - 22.67 AU

Year: 29835 Days

Day: 23.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 93,735,537 km

• M1: 97,239 km (0.067 R)
• M2: 443,258 km (0.103 R)
• M3: 901,178 km (0.103 R)
• M4: 1,146,967 km (0.11 R)
• M5: 2,803,913 km (0.048 R)
• M6: 3,459,750 km (0.112 R)
• M7: 3,973,319 km (0.114 R)
• M8: 4,248,580 km (0.11 R)
• M9: 4,610,756 km (0.072 R)
• M10: 5,606,629 km (0.07 R)
• M11: 6,739,085 km (0.063 R)
• M12: 7,232,309 km (0.096 R)
• M13: 9,031,971 km (0.07 R)
• M14: 10,066,890 km (0.071 R)
• M15: 13,878,344 km (0.041 R)
• M16: 18,176,590 km (0.06 R)
• M17: 18,459,629 km (0.061 R)
• M18: 19,522,672 km (0.101 R)
• M19: 20,933,828 km (0.096 R)
• M20: 22,303,995 km (0.116 R)
• M21: 24,412,577 km (0.074 R)
• M22: 26,650,561 km (0.091 R)
• M23: 30,192,590 km (0.082 R)
• M24: 33,751,524 km (0.037 R)
• M25: 38,194,132 km (0.095 R)
• M26: 42,346,968 km (0.094 R)
• M27: 46,791,222 km (0.12 R)
• M28: 52,293,880 km (0.109 R)
• M29: 53,830,999 km (0.103 R)
• M30: 54,415,029 km (0.091 R)
• M31: 55,397,887 km (0.074 R)
• M32: 69,273,089 km (0.098 R)
• M33: 72,537,165 km (0.098 R)
• M34: 74,447,680 km (0.112 R)
• M35: 82,167,827 km (0.12 R)
• M36: 83,982,001 km (0.117 R)
• M37: 93,174,790 km (0.052 R)
• M38: 93,454,837 km (0.101 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 19,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit