🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.44 AU - 0.58 AU

Year: 136 Days

Day: 15.9 Hours

Environment

Temp: 191 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.53 AU - 0.63 AU

Year: 166 Days

Day: 43.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.93 AU - 1.97 AU

Year: 1020 Days

Day: 19 Hours

Environment

Temp: -82 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.25 AU - 3.03 AU

Year: 1607 Days

Day: 41.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.99 AU - 4.65 AU

Year: 2798 Days

Day: 42.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,317,238 km

• M1: 38,596 km (0.033 R)

Asteroid Belt

Center: 4.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.3

Radius: 10.9

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.64 AU - 4.94 AU

Year: 3929 Days

Day: 11.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,317,238 km

• M1: 136,284 km (0.08 R)
• M2: 1,065,885 km (0.072 R)
• M3: 1,754,185 km (0.044 R)
• M4: 2,264,762 km (0.038 R)
• M5: 3,249,715 km (0.098 R)
• M6: 3,641,661 km (0.09 R)
• M7: 4,393,390 km (0.058 R)
• M8: 4,739,709 km (0.088 R)
• M9: 5,636,100 km (0.105 R)
• M10: 6,151,464 km (0.058 R)
• M11: 7,609,146 km (0.111 R)
• M12: 8,534,259 km (0.104 R)
• M13: 10,116,257 km (0.105 R)
• M14: 11,475,503 km (0.109 R)
• M15: 12,010,166 km (0.117 R)
• M16: 12,690,986 km (0.03 R)
• M17: 14,458,485 km (0.075 R)
• M18: 14,840,408 km (0.064 R)
• M19: 16,643,212 km (0.108 R)
• M20: 18,308,835 km (0.066 R)
• M21: 19,210,760 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.8

Radius: 13.9

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.47 AU - 6.43 AU

Year: 5439 Days

Day: 10.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,317,238 km

• M1: 172,935 km (0.107 R)
• M2: 835,953 km (0.117 R)
• M3: 5,681,129 km (0.108 R)
• M4: 6,352,374 km (0.118 R)
• M5: 9,456,231 km (0.114 R)
• M6: 10,050,434 km (0.061 R)
• M7: 14,876,910 km (0.1 R)
• M8: 15,565,210 km (0.097 R)
• M9: 16,035,695 km (0.038 R)
• M10: 18,598,456 km (0.088 R)
• M11: 21,135,786 km (0.056 R)
• M12: 23,127,382 km (0.043 R)
• M13: 25,565,229 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.5

Radius: 11.2

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.17 AU - 11.45 AU

Year: 12406 Days

Day: 14.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,317,238 km

• M1: 143,913 km (0.106 R)
• M2: 679,324 km (0.041 R)
• M3: 1,239,568 km (0.074 R)
• M4: 2,427,225 km (0.102 R)
• M5: 3,368,046 km (0.118 R)
• M6: 5,328,527 km (0.117 R)
• M7: 5,957,885 km (0.098 R)
• M8: 7,186,682 km (0.091 R)
• M9: 10,501,621 km (0.105 R)
• M10: 11,934,469 km (0.088 R)
• M11: 15,718,398 km (0.118 R)
• M12: 16,326,064 km (0.085 R)
• M13: 21,100,929 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.2

Radius: 13

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.05 AU - 12.13 AU

Year: 13840 Days

Day: 13.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,317,238 km

• M1: 161,865 km (0.104 R)
• M2: 682,615 km (0.119 R)
• M3: 1,106,725 km (0.119 R)
• M4: 1,655,001 km (0.102 R)
• M5: 2,519,677 km (0.055 R)
• M6: 3,266,470 km (0.102 R)
• M7: 3,933,526 km (0.055 R)
• M8: 4,417,476 km (0.078 R)
• M9: 5,369,367 km (0.059 R)
• M10: 6,415,355 km (0.091 R)
• M11: 7,130,134 km (0.112 R)
• M12: 7,549,905 km (0.09 R)
• M13: 8,210,530 km (0.12 R)
• M14: 11,134,270 km (0.107 R)
• M15: 12,768,926 km (0.103 R)
• M16: 13,771,980 km (0.111 R)
• M17: 14,359,002 km (0.075 R)
• M18: 15,099,063 km (0.06 R)
• M19: 17,172,190 km (0.109 R)
• M20: 19,106,341 km (0.101 R)
• M21: 20,334,390 km (0.028 R)
• M22: 21,267,880 km (0.12 R)
• M23: 28,937,015 km (0.086 R)
• M24: 33,618,980 km (0.103 R)
• M25: 47,928,914 km (0.059 R)
• M26: 48,675,258 km (0.108 R)
• M27: 52,366,136 km (0.064 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 13,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit