🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.67 AU - 0.67 AU

Year: 360 Days

Day: 30.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.4

Radius: 13.9

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.62 AU - 0.9 AU

Year: 435 Days

Day: 6.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,674,882 km

• M1: 177,273 km (0.066 R)
• M2: 737,218 km (0.111 R)
• M3: 1,199,775 km (0.091 R)
• M4: 1,932,057 km (0.038 R)
• M5: 2,406,431 km (0.115 R)
• M6: 3,766,874 km (0.104 R)
• M7: 4,602,528 km (0.048 R)
• M8: 5,303,843 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.6

Radius: 9

Gravity: 9.95 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.59 AU - 0.95 AU

Year: 443 Days

Day: 8.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,674,882 km

• M1: 112,198 km (0.088 R)
• M2: 453,431 km (0.099 R)
• M3: 749,934 km (0.068 R)
• M4: 1,153,250 km (0.082 R)
• M5: 2,174,704 km (0.108 R)
• M6: 2,727,618 km (0.072 R)
• M7: 3,192,718 km (0.086 R)
• M8: 3,619,969 km (0.076 R)
• M9: 4,849,365 km (0.086 R)
• M10: 5,917,194 km (0.109 R)
• M11: 6,336,816 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.9

Radius: 12.7

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.23 AU - 1.37 AU

Year: 972 Days

Day: 11.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,674,882 km

• M1: 158,275 km (0.105 R)
• M2: 638,933 km (0.082 R)
• M3: 1,086,829 km (0.061 R)
• M4: 1,591,871 km (0.113 R)
• M5: 2,226,166 km (0.091 R)
• M6: 3,002,429 km (0.093 R)
• M7: 3,780,787 km (0.027 R)
• M8: 5,367,721 km (0.099 R)
• M9: 5,913,903 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.9

Radius: 13.9

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.32 AU - 1.32 AU

Year: 995 Days

Day: 7.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,674,882 km

• M1: 172,935 km (0.079 R)
• M2: 703,110 km (0.096 R)
• M3: 1,680,433 km (0.087 R)
• M4: 2,397,755 km (0.114 R)
• M5: 2,975,502 km (0.105 R)
• M6: 3,483,536 km (0.119 R)
• M7: 4,784,290 km (0.08 R)
• M8: 5,566,088 km (0.057 R)
• M9: 6,212,650 km (0.117 R)
• M10: 6,932,216 km (0.094 R)
• M11: 8,298,643 km (0.05 R)
• M12: 8,948,346 km (0.059 R)
• M13: 9,808,085 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.8

Radius: 10.2

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.47 AU - 3.15 AU

Year: 3090 Days

Day: 10.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,674,882 km

• M1: 128,355 km (0.093 R)
• M2: 601,383 km (0.119 R)
• M3: 1,176,138 km (0.114 R)
• M4: 1,717,084 km (0.086 R)
• M5: 2,534,338 km (0.105 R)
• M6: 3,210,969 km (0.095 R)
• M7: 4,922,069 km (0.103 R)
• M8: 6,932,216 km (0.091 R)
• M9: 7,891,138 km (0.087 R)
• M10: 8,487,435 km (0.092 R)
• M11: 10,109,525 km (0.066 R)
• M12: 10,893,119 km (0.096 R)
• M13: 12,759,352 km (0.079 R)
• M14: 13,627,618 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.9

Radius: 8

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.24 AU - 4.14 AU

Year: 4650 Days

Day: 11.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,674,882 km

• M1: 99,632 km (0.116 R)
• M2: 395,836 km (0.095 R)
• M3: 806,781 km (0.079 R)
• M4: 1,090,568 km (0.115 R)
• M5: 1,376,450 km (0.104 R)
• M6: 1,712,746 km (0.051 R)
• M7: 2,103,196 km (0.055 R)
• M8: 2,552,140 km (0.103 R)
• M9: 3,274,697 km (0.108 R)
• M10: 3,813,250 km (0.1 R)
• M11: 4,654,738 km (0.052 R)
• M12: 6,262,915 km (0.087 R)
• M13: 8,773,915 km (0.09 R)
• M14: 9,045,435 km (0.083 R)
• M15: 9,810,628 km (0.103 R)
• M16: 10,882,348 km (0.033 R)
• M17: 11,377,816 km (0.084 R)
• M18: 12,905,210 km (0.04 R)
• M19: 16,713,972 km (0.065 R)
• M20: 17,192,086 km (0.04 R)
• M21: 19,391,774 km (0.068 R)
• M22: 19,654,467 km (0.103 R)
• M23: 20,797,844 km (0.115 R)
• M24: 21,211,781 km (0.06 R)
• M25: 21,701,714 km (0.109 R)
• M26: 23,438,695 km (0.118 R)
• M27: 26,536,568 km (0.104 R)
• M28: 27,105,339 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650

Radius: 8.1

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.01 AU - 6.29 AU

Year: 7667 Days

Day: 7.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,674,882 km

• M1: 100,829 km (0.074 R)
• M2: 573,409 km (0.102 R)
• M3: 849,866 km (0.109 R)
• M4: 1,633,908 km (0.081 R)
• M5: 1,998,777 km (0.074 R)
• M6: 2,364,245 km (0.041 R)
• M7: 3,016,491 km (0.105 R)
• M8: 3,615,781 km (0.059 R)
• M9: 5,763,258 km (0.079 R)
• M10: 6,401,742 km (0.046 R)
• M11: 7,899,366 km (0.078 R)
• M12: 12,204,493 km (0.045 R)
• M13: 12,973,427 km (0.06 R)
• M14: 14,486,310 km (0.075 R)
• M15: 16,308,711 km (0.12 R)
• M16: 19,284,512 km (0.105 R)
• M17: 19,726,723 km (0.061 R)
• M18: 20,326,611 km (0.082 R)
• M19: 21,879,885 km (0.105 R)
• M20: 22,360,843 km (0.081 R)
• M21: 23,344,000 km (0.12 R)
• M22: 25,396,183 km (0.084 R)
• M23: 27,380,449 km (0.076 R)
• M24: 31,859,260 km (0.084 R)
• M25: 33,103,166 km (0.089 R)
• M26: 35,467,262 km (0.084 R)
• M27: 39,103,537 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.1

Radius: 4.8

Gravity: 39.07 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.07 AU - 9.59 AU

Year: 18695 Days

Day: 18.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,674,882 km

• M1: 60,288 km (0.105 R)
• M2: 895,942 km (0.056 R)
• M3: 1,524,552 km (0.064 R)
• M4: 2,001,470 km (0.091 R)
• M5: 5,270,632 km (0.038 R)
• M6: 5,958,184 km (0.098 R)
• M7: 6,613,123 km (0.104 R)
• M8: 7,266,417 km (0.107 R)
• M9: 8,538,448 km (0.088 R)
• M10: 10,871,128 km (0.086 R)
• M11: 14,267,299 km (0.084 R)
• M12: 15,513,299 km (0.062 R)
• M13: 17,429,050 km (0.094 R)
• M14: 18,851,127 km (0.054 R)
• M15: 33,379,324 km (0.113 R)
• M16: 35,563,603 km (0.091 R)
• M17: 43,317,709 km (0.06 R)
• M18: 61,853,184 km (0.061 R)
• M19: 66,186,736 km (0.086 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 15,067 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit