🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.63 AU - 0.65 AU

Year: 197 Days

Day: 45.5 Hours

Environment

Temp: 188 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.08 AU - 1.76 AU

Year: 651 Days

Day: 38.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.66 AU - 3.8 AU

Year: 2235 Days

Day: 29.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.3

Radius: 10.1

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.63 AU - 4.99 AU

Year: 3445 Days

Day: 9.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,898,389 km

• M1: 125,662 km (0.077 R)
• M2: 955,033 km (0.119 R)
• M3: 1,308,981 km (0.116 R)
• M4: 1,776,176 km (0.047 R)
• M5: 2,587,146 km (0.105 R)
• M6: 3,291,752 km (0.093 R)
• M7: 4,416,578 km (0.055 R)
• M8: 4,826,775 km (0.095 R)
• M9: 5,503,706 km (0.057 R)
• M10: 5,865,134 km (0.111 R)
• M11: 6,183,478 km (0.085 R)
• M12: 6,543,860 km (0.096 R)
• M13: 7,175,761 km (0.062 R)
• M14: 7,574,140 km (0.105 R)
• M15: 8,092,796 km (0.111 R)
• M16: 9,592,365 km (0.116 R)
• M17: 11,447,079 km (0.11 R)
• M18: 12,601,526 km (0.088 R)
• M19: 13,035,510 km (0.097 R)
• M20: 13,479,516 km (0.108 R)
• M21: 14,190,256 km (0.092 R)
• M22: 19,496,642 km (0.06 R)
• M23: 20,670,387 km (0.082 R)
• M24: 23,014,884 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802

Radius: 9.4

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.21 AU - 5.87 AU

Year: 4356 Days

Day: 12 Hours

Environment

Temp: -152 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,898,389 km

• M1: 117,434 km (0.079 R)
• M2: 412,292 km (0.045 R)
• M3: 836,850 km (0.114 R)
• M4: 1,203,964 km (0.118 R)
• M5: 1,845,290 km (0.115 R)
• M6: 2,399,849 km (0.099 R)
• M7: 2,894,719 km (0.113 R)
• M8: 3,395,273 km (0.095 R)
• M9: 3,752,962 km (0.085 R)
• M10: 4,253,367 km (0.073 R)
• M11: 4,771,873 km (0.12 R)
• M12: 5,086,776 km (0.115 R)
• M13: 5,415,593 km (0.064 R)
• M14: 5,935,445 km (0.093 R)
• M15: 6,331,281 km (0.055 R)
• M16: 7,278,236 km (0.098 R)
• M17: 10,248,651 km (0.113 R)
• M18: 11,504,525 km (0.117 R)
• M19: 12,660,019 km (0.073 R)
• M20: 15,200,490 km (0.11 R)
• M21: 18,830,931 km (0.041 R)
• M22: 21,620,183 km (0.117 R)
• M23: 22,340,048 km (0.103 R)
• M24: 27,749,807 km (0.073 R)
• M25: 28,944,944 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.8

Radius: 11.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.24 AU - 5.52 AU

Year: 4804 Days

Day: 5.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,898,389 km

• M1: 138,079 km (0.109 R)
• M2: 488,138 km (0.091 R)
• M3: 861,833 km (0.111 R)
• M4: 1,836,912 km (0.087 R)
• M5: 2,402,392 km (0.079 R)
• M6: 3,594,837 km (0.05 R)
• M7: 4,507,533 km (0.039 R)
• M8: 6,392,915 km (0.096 R)
• M9: 7,831,149 km (0.112 R)
• M10: 9,128,911 km (0.079 R)
• M11: 9,710,099 km (0.029 R)
• M12: 10,564,901 km (0.074 R)
• M13: 13,382,577 km (0.057 R)
• M14: 14,286,447 km (0.102 R)
• M15: 15,827,754 km (0.062 R)
• M16: 17,535,862 km (0.116 R)
• M17: 18,802,508 km (0.099 R)
• M18: 19,426,630 km (0.04 R)
• M19: 20,650,640 km (0.119 R)
• M20: 21,315,153 km (0.055 R)
• M21: 22,407,966 km (0.103 R)
• M22: 23,609,536 km (0.049 R)
• M23: 24,189,676 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.3

Radius: 13.7

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.01 AU - 7.93 AU

Year: 6336 Days

Day: 11.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,898,389 km

• M1: 218,712 km (0.05 R)
• M2: 708,496 km (0.091 R)
• M3: 1,586,934 km (0.082 R)
• M4: 2,103,047 km (0.063 R)
• M5: 4,133,688 km (0.106 R)
• M6: 5,038,755 km (0.096 R)
• M7: 6,005,756 km (0.098 R)
• M8: 6,551,340 km (0.047 R)
• M9: 8,307,319 km (0.108 R)
• M10: 8,856,194 km (0.068 R)
• M11: 10,168,317 km (0.113 R)
• M12: 10,896,111 km (0.104 R)
• M13: 11,867,449 km (0.084 R)
• M14: 14,760,971 km (0.077 R)
• M15: 16,601,325 km (0.086 R)
• M16: 17,611,110 km (0.088 R)
• M17: 18,590,228 km (0.056 R)
• M18: 19,165,731 km (0.106 R)
• M19: 20,126,449 km (0.062 R)
• M20: 21,119,031 km (0.116 R)
• M21: 24,981,348 km (0.087 R)
• M22: 27,959,244 km (0.107 R)
• M23: 30,865,033 km (0.097 R)
• M24: 31,774,737 km (0.118 R)
• M25: 33,966,795 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.1

Radius: 7.7

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 14.84 AU - 16.84 AU

Year: 24272 Days

Day: 15.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 106.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 93,898,389 km

• M1: 98,884 km (0.112 R)
• M2: 347,665 km (0.115 R)
• M3: 633,697 km (0.066 R)
• M4: 1,821,653 km (0.114 R)
• M5: 2,431,115 km (0.05 R)
• M6: 2,809,897 km (0.066 R)
• M7: 3,112,234 km (0.112 R)
• M8: 4,924,612 km (0.054 R)
• M9: 11,821,074 km (0.102 R)
• M10: 13,209,193 km (0.11 R)
• M11: 15,787,512 km (0.085 R)
• M12: 16,393,084 km (0.1 R)
• M13: 19,954,561 km (0.091 R)
• M14: 21,074,600 km (0.105 R)
• M15: 21,597,295 km (0.101 R)
• M16: 24,685,593 km (0.034 R)
• M17: 25,501,201 km (0.092 R)
• M18: 29,851,358 km (0.116 R)
• M19: 30,245,697 km (0.041 R)
• M20: 31,995,095 km (0.107 R)
• M21: 33,668,796 km (0.062 R)
• M22: 35,399,943 km (0.116 R)
• M23: 37,952,980 km (0.119 R)
• M24: 40,787,111 km (0.11 R)
• M25: 42,586,923 km (0.114 R)
• M26: 47,584,390 km (0.069 R)
• M27: 49,946,391 km (0.089 R)
• M28: 51,438,031 km (0.064 R)
• M29: 57,905,895 km (0.095 R)
• M30: 58,724,943 km (0.103 R)
• M31: 61,865,003 km (0.108 R)
• M32: 64,019,661 km (0.118 R)
• M33: 71,249,726 km (0.096 R)
• M34: 78,255,693 km (0.113 R)
• M35: 79,508,127 km (0.078 R)
• M36: 81,284,153 km (0.092 R)
• M37: 93,617,300 km (0.088 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: 449 - 12,380 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit