🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.46 AU - 0.58 AU

Year: 143 Days

Day: 32.3 Hours

Environment

Temp: 143 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.86 AU - 1.08 AU

Year: 364 Days

Day: 43.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 106,191,993 km

• M1: 34,557 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.99 AU - 2.31 AU

Year: 1200 Days

Day: 33.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.3

Radius: 10.6

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.39 AU - 8.75 AU

Year: 7159 Days

Day: 6 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 106,191,993 km

• M1: 168,298 km (0.093 R)
• M2: 502,050 km (0.098 R)
• M3: 1,127,220 km (0.103 R)
• M4: 1,568,534 km (0.081 R)
• M5: 2,091,977 km (0.105 R)
• M6: 2,595,673 km (0.114 R)
• M7: 3,560,729 km (0.105 R)
• M8: 4,177,521 km (0.069 R)
• M9: 4,778,006 km (0.1 R)
• M10: 5,341,990 km (0.098 R)
• M11: 6,083,846 km (0.093 R)
• M12: 6,568,095 km (0.032 R)
• M13: 9,117,392 km (0.041 R)
• M14: 11,314,985 km (0.106 R)
• M15: 11,888,842 km (0.116 R)
• M16: 13,844,685 km (0.057 R)
• M17: 14,930,017 km (0.089 R)
• M18: 16,596,388 km (0.108 R)
• M19: 17,201,212 km (0.108 R)
• M20: 17,960,272 km (0.113 R)
• M21: 20,295,644 km (0.08 R)
• M22: 29,276,602 km (0.081 R)
• M23: 31,161,685 km (0.061 R)
• M24: 31,568,591 km (0.06 R)
• M25: 33,020,888 km (0.069 R)
• M26: 34,300,847 km (0.073 R)
• M27: 35,613,419 km (0.109 R)
• M28: 39,991,101 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.3

Radius: 4.5

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 11.23 AU - 18.63 AU

Year: 21968 Days

Day: 17.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 106,191,993 km

• M1: 65,374 km (0.095 R)
• M2: 237,861 km (0.106 R)
• M3: 479,611 km (0.08 R)
• M4: 1,063,342 km (0.083 R)
• M5: 2,949,023 km (0.117 R)
• M6: 3,310,302 km (0.093 R)
• M7: 11,749,866 km (0.103 R)
• M8: 14,064,145 km (0.117 R)
• M9: 23,943,588 km (0.089 R)
• M10: 30,077,549 km (0.08 R)
• M11: 32,368,042 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.9

Radius: 7

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 12.32 AU - 19.1 AU

Year: 23712 Days

Day: 21.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 106,191,993 km

• M1: 87,216 km (0.047 R)
• M2: 340,934 km (0.04 R)
• M3: 640,129 km (0.101 R)
• M4: 898,934 km (0.101 R)
• M5: 1,182,870 km (0.118 R)
• M6: 2,050,837 km (0.064 R)
• M7: 5,327,330 km (0.051 R)
• M8: 6,014,582 km (0.082 R)
• M9: 7,000,582 km (0.11 R)
• M10: 9,777,268 km (0.091 R)
• M11: 14,766,507 km (0.092 R)
• M12: 15,327,798 km (0.084 R)
• M13: 16,330,702 km (0.115 R)
• M14: 18,175,244 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.1

Radius: 3

Gravity: 99.34 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 14.1 AU - 21.72 AU

Year: 28863 Days

Day: 22.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 106,191,993 km

• M1: 37,250 km (0.1 R)
• M2: 328,667 km (0.103 R)
• M3: 549,623 km (0.088 R)
• M4: 1,092,364 km (0.118 R)
• M5: 1,198,728 km (0.05 R)
• M6: 1,736,083 km (0.088 R)
• M7: 2,126,683 km (0.088 R)
• M8: 2,367,685 km (0.088 R)
• M9: 2,626,340 km (0.099 R)
• M10: 2,990,312 km (0.082 R)
• M11: 3,450,924 km (0.103 R)
• M12: 4,064,125 km (0.113 R)
• M13: 6,285,953 km (0.11 R)
• M14: 10,169,065 km (0.115 R)
• M15: 11,703,939 km (0.054 R)
• M16: 12,298,291 km (0.105 R)
• M17: 12,526,279 km (0.109 R)
• M18: 12,679,916 km (0.069 R)
• M19: 13,790,081 km (0.093 R)
• M20: 15,663,047 km (0.076 R)
• M21: 20,008,416 km (0.107 R)
• M22: 21,072,356 km (0.102 R)
• M23: 21,508,434 km (0.118 R)
• M24: 22,966,714 km (0.088 R)
• M25: 24,132,381 km (0.114 R)
• M26: 24,251,161 km (0.117 R)
• M27: 24,971,475 km (0.097 R)
• M28: 26,203,563 km (0.066 R)
• M29: 26,580,998 km (0.028 R)
• M30: 27,865,147 km (0.053 R)
• M31: 32,395,568 km (0.112 R)
• M32: 33,563,180 km (0.087 R)
• M33: 35,827,792 km (0.114 R)
• M34: 47,190,648 km (0.118 R)
• M35: 50,801,791 km (0.059 R)
• M36: 60,954,849 km (0.115 R)
• M37: 63,180,566 km (0.107 R)
• M38: 72,625,727 km (0.087 R)
• M39: 74,621,063 km (0.11 R)
• M40: 97,522,403 km (0.099 R)
• M41: 102,727,212 km (0.094 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 19,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit