🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.64 AU - 0.88 AU

Year: 248 Days

Day: 47.9 Hours

Environment

Temp: 96 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.06 AU - 1.18 AU

Year: 444 Days

Day: 41.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 88,025,300 km

• M1: 146,157 km (0.08 R)
• M2: 552,615 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.79 AU - 2.15 AU

Year: 1036 Days

Day: 40.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.91 AU - 2.31 AU

Year: 1149 Days

Day: 19.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.69 AU - 4.07 AU

Year: 2864 Days

Day: 41.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.6

Radius: 10.1

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.66 AU - 7.52 AU

Year: 7075 Days

Day: 6.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,025,300 km

• M1: 132,394 km (0.077 R)
• M2: 447,746 km (0.075 R)
• M3: 835,055 km (0.079 R)
• M4: 1,426,117 km (0.052 R)
• M5: 4,623,023 km (0.095 R)
• M6: 7,811,253 km (0.109 R)
• M7: 9,210,442 km (0.063 R)
• M8: 11,161,198 km (0.074 R)
• M9: 12,713,276 km (0.09 R)
• M10: 22,521,361 km (0.062 R)
• M11: 23,323,954 km (0.103 R)
• M12: 27,083,797 km (0.101 R)
• M13: 31,825,451 km (0.096 R)
• M14: 33,040,635 km (0.113 R)
• M15: 35,348,481 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 11.2

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 9.29 AU - 14.31 AU

Year: 15190 Days

Day: 12.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,025,300 km

• M1: 139,425 km (0.067 R)
• M2: 609,462 km (0.108 R)
• M3: 1,445,863 km (0.098 R)
• M4: 1,841,849 km (0.092 R)
• M5: 2,278,226 km (0.084 R)
• M6: 2,746,168 km (0.091 R)
• M7: 3,383,754 km (0.103 R)
• M8: 4,444,702 km (0.091 R)
• M9: 4,871,505 km (0.102 R)
• M10: 5,296,213 km (0.083 R)
• M11: 7,541,977 km (0.097 R)
• M12: 9,729,995 km (0.031 R)
• M13: 12,311,456 km (0.097 R)
• M14: 13,648,861 km (0.108 R)
• M15: 19,269,702 km (0.085 R)
• M16: 23,056,024 km (0.067 R)
• M17: 25,332,604 km (0.09 R)
• M18: 33,357,782 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.9

Radius: 7.3

Gravity: 14.86 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 11.3 AU - 16.96 AU

Year: 19904 Days

Day: 15.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,025,300 km

• M1: 106,364 km (0.064 R)
• M2: 369,956 km (0.07 R)
• M3: 1,058,255 km (0.071 R)
• M4: 1,348,176 km (0.032 R)
• M5: 1,855,014 km (0.088 R)
• M6: 2,173,807 km (0.084 R)
• M7: 5,732,740 km (0.101 R)
• M8: 6,281,016 km (0.106 R)
• M9: 7,050,248 km (0.116 R)
• M10: 7,580,423 km (0.09 R)
• M11: 8,240,898 km (0.042 R)
• M12: 12,198,210 km (0.036 R)
• M13: 15,846,304 km (0.068 R)
• M14: 18,766,604 km (0.094 R)
• M15: 20,449,281 km (0.09 R)
• M16: 22,949,809 km (0.088 R)
• M17: 28,789,661 km (0.109 R)
• M18: 32,179,998 km (0.119 R)
• M19: 33,903,365 km (0.101 R)
• M20: 40,192,610 km (0.111 R)
• M21: 48,405,084 km (0.045 R)
• M22: 63,224,099 km (0.075 R)
• M23: 66,131,085 km (0.12 R)
• M24: 69,126,034 km (0.093 R)
• M25: 75,614,992 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.5

Radius: 6.1

Gravity: 25.25 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 14.11 AU - 15.41 AU

Year: 21250 Days

Day: 16.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,025,300 km

• M1: 75,846 km (0.101 R)
• M2: 278,102 km (0.098 R)
• M3: 492,925 km (0.05 R)
• M4: 708,196 km (0.111 R)
• M5: 1,188,405 km (0.112 R)
• M6: 1,904,979 km (0.103 R)
• M7: 3,095,030 km (0.047 R)
• M8: 3,718,853 km (0.107 R)
• M9: 4,145,058 km (0.109 R)
• M10: 5,961,774 km (0.097 R)
• M11: 7,722,092 km (0.032 R)
• M12: 9,090,913 km (0.098 R)
• M13: 10,423,082 km (0.112 R)
• M14: 11,335,479 km (0.055 R)
• M15: 14,001,762 km (0.061 R)
• M16: 15,687,282 km (0.104 R)
• M17: 19,072,981 km (0.064 R)
• M18: 21,754,672 km (0.105 R)
• M19: 27,365,639 km (0.072 R)
• M20: 29,093,794 km (0.084 R)
• M21: 32,358,767 km (0.098 R)
• M22: 33,314,847 km (0.101 R)
• M23: 33,730,281 km (0.116 R)
• M24: 36,004,767 km (0.104 R)
• M25: 41,014,949 km (0.095 R)
• M26: 43,603,291 km (0.113 R)
• M27: 45,275,048 km (0.118 R)
• M28: 45,784,877 km (0.06 R)
• M29: 46,989,140 km (0.084 R)
• M30: 50,728,638 km (0.11 R)
• M31: 58,591,951 km (0.08 R)
• M32: 65,915,963 km (0.068 R)
• M33: 68,115,351 km (0.073 R)
• M34: 70,590,598 km (0.074 R)
• M35: 73,592,578 km (0.118 R)
• M36: 75,719,860 km (0.109 R)
• M37: 80,096,944 km (0.045 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: 507 - 17,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit