🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.74 AU - 1.18 AU

Year: 347 Days

Day: 37.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.71 AU - 2.73 AU

Year: 1220 Days

Day: 15.9 Hours

Environment

Temp: -71 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.5

Radius: 11.3

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.11 AU - 6.51 AU

Year: 4515 Days

Day: 5.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 103,116,452 km

• M1: 140,472 km (0.043 R)
• M2: 561,890 km (0.071 R)
• M3: 1,050,476 km (0.113 R)
• M4: 2,054,727 km (0.08 R)
• M5: 3,841,823 km (0.12 R)
• M6: 4,469,984 km (0.119 R)
• M7: 6,994,000 km (0.034 R)
• M8: 7,452,966 km (0.12 R)
• M9: 8,688,944 km (0.106 R)
• M10: 9,812,723 km (0.097 R)
• M11: 10,222,023 km (0.078 R)
• M12: 10,685,327 km (0.088 R)
• M13: 11,473,558 km (0.074 R)
• M14: 13,463,808 km (0.109 R)
• M15: 13,816,560 km (0.114 R)
• M16: 15,399,156 km (0.109 R)
• M17: 16,634,236 km (0.069 R)
• M18: 17,873,804 km (0.054 R)
• M19: 18,423,427 km (0.054 R)
• M20: 20,535,898 km (0.064 R)
• M21: 21,616,294 km (0.063 R)
• M22: 22,170,554 km (0.099 R)
• M23: 24,782,533 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.3

Radius: 12.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.89 AU - 6.15 AU

Year: 4785 Days

Day: 11.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 103,116,452 km

• M1: 155,432 km (0.087 R)
• M2: 598,990 km (0.067 R)
• M3: 1,267,543 km (0.111 R)
• M4: 2,203,726 km (0.098 R)
• M5: 2,711,162 km (0.09 R)
• M6: 4,031,064 km (0.091 R)
• M7: 4,450,088 km (0.102 R)
• M8: 6,647,381 km (0.081 R)
• M9: 7,404,646 km (0.074 R)
• M10: 8,973,927 km (0.096 R)
• M11: 13,159,975 km (0.088 R)
• M12: 14,407,621 km (0.053 R)
• M13: 15,170,870 km (0.077 R)
• M14: 18,307,189 km (0.113 R)
• M15: 19,993,755 km (0.084 R)
• M16: 21,359,883 km (0.107 R)
• M17: 23,080,259 km (0.065 R)
• M18: 23,823,611 km (0.116 R)
• M19: 26,070,271 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.1

Radius: 13.9

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 10.51 AU - 12.89 AU

Year: 14766 Days

Day: 7.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 103,116,452 km

• M1: 172,935 km (0.076 R)
• M2: 718,070 km (0.084 R)
• M3: 1,207,105 km (0.088 R)
• M4: 1,694,196 km (0.108 R)
• M5: 2,517,882 km (0.065 R)
• M6: 3,816,242 km (0.052 R)
• M7: 4,827,224 km (0.051 R)
• M8: 5,307,134 km (0.073 R)
• M9: 6,165,377 km (0.07 R)
• M10: 6,900,052 km (0.047 R)
• M11: 7,421,700 km (0.05 R)
• M12: 10,893,867 km (0.102 R)
• M13: 13,849,023 km (0.029 R)
• M14: 18,932,957 km (0.085 R)
• M15: 21,384,716 km (0.109 R)
• M16: 25,654,240 km (0.065 R)
• M17: 27,338,412 km (0.047 R)
• M18: 29,546,028 km (0.083 R)
• M19: 32,711,519 km (0.114 R)
• M20: 36,096,620 km (0.085 R)
• M21: 42,679,674 km (0.083 R)
• M22: 48,269,997 km (0.111 R)
• M23: 50,669,098 km (0.116 R)
• M24: 54,842,579 km (0.073 R)
• M25: 56,574,324 km (0.109 R)
• M26: 57,808,058 km (0.033 R)
• M27: 59,420,573 km (0.111 R)
• M28: 62,361,069 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.5

Radius: 3.6

Gravity: 11.77 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.86 AU - 16.14 AU

Year: 23613 Days

Day: 17.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,116,452 km

• M1: 44,730 km (0.091 R)
• M2: 370,704 km (0.073 R)
• M3: 1,138,739 km (0.099 R)
• M4: 1,261,559 km (0.083 R)
• M5: 1,563,298 km (0.06 R)
• M6: 4,080,132 km (0.097 R)
• M7: 4,310,663 km (0.058 R)
• M8: 4,489,283 km (0.098 R)
• M9: 5,153,347 km (0.077 R)
• M10: 7,075,082 km (0.111 R)
• M11: 8,330,806 km (0.095 R)
• M12: 11,273,845 km (0.087 R)
• M13: 12,075,540 km (0.05 R)
• M14: 17,850,766 km (0.095 R)
• M15: 21,327,271 km (0.07 R)
• M16: 27,805,307 km (0.107 R)
• M17: 39,993,196 km (0.114 R)
• M18: 43,068,329 km (0.093 R)
• M19: 43,618,700 km (0.083 R)
• M20: 51,514,775 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.3

Radius: 7.1

Gravity: 17.62 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 17.59 AU - 18.01 AU

Year: 27708 Days

Day: 16.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 103,116,452 km

• M1: 88,562 km (0.102 R)
• M2: 526,285 km (0.096 R)
• M3: 888,013 km (0.119 R)
• M4: 1,756,728 km (0.059 R)
• M5: 2,448,319 km (0.051 R)
• M6: 3,690,729 km (0.059 R)
• M7: 4,467,890 km (0.075 R)
• M8: 7,085,703 km (0.088 R)
• M9: 8,222,797 km (0.102 R)
• M10: 9,476,726 km (0.092 R)
• M11: 11,130,082 km (0.118 R)
• M12: 11,697,357 km (0.086 R)
• M13: 12,209,430 km (0.078 R)
• M14: 12,736,464 km (0.114 R)
• M15: 16,492,417 km (0.118 R)
• M16: 16,858,334 km (0.072 R)
• M17: 17,511,628 km (0.1 R)
• M18: 22,231,291 km (0.038 R)
• M19: 27,863,202 km (0.101 R)
• M20: 29,040,387 km (0.067 R)
• M21: 31,915,359 km (0.034 R)
• M22: 38,064,729 km (0.08 R)
• M23: 42,861,585 km (0.107 R)
• M24: 46,394,788 km (0.091 R)
• M25: 55,452,340 km (0.094 R)
• M26: 56,894,763 km (0.083 R)
• M27: 65,619,909 km (0.082 R)
• M28: 67,932,692 km (0.073 R)
• M29: 69,821,515 km (0.118 R)
• M30: 70,538,687 km (0.103 R)
• M31: 76,707,954 km (0.057 R)
• M32: 82,426,183 km (0.096 R)
• M33: 85,661,835 km (0.067 R)
• M34: 87,587,908 km (0.08 R)
• M35: 88,422,065 km (0.074 R)
• M36: 91,526,221 km (0.065 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 10,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit