🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.75 AU - 1.23 AU

Year: 365 Days

Day: 29.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 94,444,708 km

• M1: 259,104 km (0.057 R)

Asteroid Belt

Center: 1.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.69 AU - 2.21 AU

Year: 1010 Days

Day: 36 Hours

Environment

Temp: -63 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,444,708 km

• M1: 356,492 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.12 AU - 2.38 AU

Year: 1252 Days

Day: 43.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,444,708 km

• M1: 56,698 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.16 AU - 2.58 AU

Year: 1353 Days

Day: 28.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.07 AU - 2.69 AU

Year: 1362 Days

Day: 14.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,444,708 km

• M1: 86,916 km (0.107 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.45 AU - 3.49 AU

Year: 1898 Days

Day: 46.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,444,708 km

• M1: 39,643 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.7

Radius: 10.3

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.35 AU - 8.63 AU

Year: 9174 Days

Day: 12.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 94,444,708 km

• M1: 128,205 km (0.091 R)
• M2: 500,554 km (0.04 R)
• M3: 905,067 km (0.081 R)
• M4: 2,007,603 km (0.116 R)
• M5: 2,865,996 km (0.081 R)
• M6: 3,379,117 km (0.091 R)
• M7: 4,449,190 km (0.077 R)
• M8: 5,139,136 km (0.1 R)
• M9: 8,291,312 km (0.088 R)
• M10: 8,724,099 km (0.047 R)
• M11: 9,804,196 km (0.047 R)
• M12: 13,159,975 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457

Radius: 6.7

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 17 AU - 20.7 AU

Year: 30351 Days

Day: 18.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,444,708 km

• M1: 83,625 km (0.055 R)
• M2: 294,409 km (0.088 R)
• M3: 594,951 km (0.12 R)
• M4: 1,042,996 km (0.063 R)
• M5: 2,335,223 km (0.085 R)
• M6: 3,206,930 km (0.085 R)
• M7: 4,490,479 km (0.118 R)
• M8: 5,613,361 km (0.094 R)
• M9: 6,443,779 km (0.032 R)
• M10: 10,786,754 km (0.058 R)
• M11: 13,742,509 km (0.029 R)
• M12: 14,677,047 km (0.119 R)
• M13: 16,672,084 km (0.098 R)
• M14: 23,185,426 km (0.073 R)
• M15: 24,619,770 km (0.113 R)
• M16: 25,072,603 km (0.117 R)
• M17: 25,646,610 km (0.058 R)
• M18: 27,908,081 km (0.077 R)
• M19: 29,402,713 km (0.102 R)
• M20: 34,487,396 km (0.079 R)
• M21: 42,029,971 km (0.107 R)
• M22: 43,494,983 km (0.093 R)
• M23: 47,917,993 km (0.076 R)
• M24: 58,644,759 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521

Radius: 3.4

Gravity: 45.07 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 18.17 AU - 20.65 AU

Year: 31713 Days

Day: 19.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,444,708 km

• M1: 42,635 km (0.031 R)
• M2: 174,880 km (0.085 R)
• M3: 367,263 km (0.037 R)
• M4: 539,600 km (0.088 R)
• M5: 879,635 km (0.085 R)
• M6: 1,061,247 km (0.088 R)
• M7: 1,190,949 km (0.118 R)
• M8: 1,430,604 km (0.079 R)
• M9: 2,368,583 km (0.025 R)
• M10: 2,827,549 km (0.09 R)
• M11: 3,591,396 km (0.112 R)
• M12: 4,301,537 km (0.085 R)
• M13: 5,060,447 km (0.086 R)
• M14: 6,838,418 km (0.083 R)
• M15: 7,600,469 km (0.115 R)
• M16: 8,702,108 km (0.069 R)
• M17: 8,993,375 km (0.095 R)
• M18: 9,533,872 km (0.091 R)
• M19: 9,969,053 km (0.075 R)
• M20: 11,080,714 km (0.112 R)
• M21: 11,492,108 km (0.11 R)
• M22: 14,907,278 km (0.117 R)
• M23: 19,332,084 km (0.108 R)
• M24: 20,028,163 km (0.112 R)
• M25: 22,759,521 km (0.098 R)
• M26: 24,099,768 km (0.085 R)
• M27: 33,687,346 km (0.114 R)
• M28: 34,116,243 km (0.052 R)
• M29: 39,234,435 km (0.056 R)
• M30: 41,975,367 km (0.12 R)
• M31: 42,471,883 km (0.074 R)
• M32: 49,472,016 km (0.114 R)
• M33: 52,092,821 km (0.078 R)
• M34: 58,221,995 km (0.079 R)
• M35: 65,922,396 km (0.109 R)
• M36: 72,597,603 km (0.043 R)
• M37: 78,952,969 km (0.095 R)
• M38: 83,042,526 km (0.098 R)
• M39: 91,086,852 km (0.052 R)
• M40: 92,197,168 km (0.072 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 18,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit