🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.42 AU - 0.66 AU

Year: 256 Days

Day: 23.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.51 AU - 0.81 AU

Year: 346 Days

Day: 45.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.5

Radius: 14.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.02 AU - 1.48 AU

Year: 902 Days

Day: 12 Hours

Environment

Temp: -177 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,982,970 km

• M1: 176,525 km (0.116 R)
• M2: 704,008 km (0.116 R)
• M3: 1,238,371 km (0.078 R)
• M4: 2,091,229 km (0.051 R)
• M5: 2,866,146 km (0.059 R)
• M6: 3,504,929 km (0.111 R)
• M7: 4,679,272 km (0.094 R)
• M8: 5,673,649 km (0.112 R)
• M9: 6,120,198 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.1

Radius: 8.8

Gravity: 12.84 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.62 AU - 2.44 AU

Year: 1867 Days

Day: 5.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 70 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,982,970 km

• M1: 109,506 km (0.098 R)
• M2: 441,015 km (0.079 R)
• M3: 871,408 km (0.09 R)
• M4: 1,962,425 km (0.076 R)
• M5: 3,073,189 km (0.084 R)
• M6: 3,877,577 km (0.114 R)
• M7: 4,168,395 km (0.117 R)
• M8: 4,557,649 km (0.11 R)
• M9: 5,268,089 km (0.072 R)
• M10: 5,552,774 km (0.085 R)
• M11: 6,153,409 km (0.099 R)
• M12: 7,249,962 km (0.036 R)
• M13: 8,996,666 km (0.087 R)
• M14: 9,301,547 km (0.071 R)
• M15: 9,860,744 km (0.059 R)
• M16: 10,404,981 km (0.094 R)
• M17: 11,007,561 km (0.112 R)
• M18: 12,742,298 km (0.065 R)
• M19: 13,388,112 km (0.119 R)
• M20: 13,965,410 km (0.077 R)
• M21: 16,694,225 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.3

Radius: 8.4

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.7 AU - 2.58 AU

Year: 2021 Days

Day: 13.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,982,970 km

• M1: 104,419 km (0.098 R)
• M2: 573,857 km (0.112 R)
• M3: 962,064 km (0.108 R)
• M4: 1,295,218 km (0.119 R)
• M5: 2,062,955 km (0.073 R)
• M6: 2,470,609 km (0.102 R)
• M7: 3,067,355 km (0.086 R)
• M8: 3,461,396 km (0.05 R)
• M9: 3,903,756 km (0.047 R)
• M10: 4,464,150 km (0.063 R)
• M11: 4,936,281 km (0.059 R)
• M12: 5,293,670 km (0.053 R)
• M13: 5,745,157 km (0.085 R)
• M14: 6,512,444 km (0.107 R)
• M15: 7,097,970 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.3

Radius: 11

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.38 AU - 4.04 AU

Year: 4614 Days

Day: 5.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 125.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,982,970 km

• M1: 136,732 km (0.096 R)
• M2: 571,015 km (0.112 R)
• M3: 1,042,248 km (0.033 R)
• M4: 1,531,134 km (0.111 R)
• M5: 2,115,314 km (0.12 R)
• M6: 2,490,805 km (0.113 R)
• M7: 2,928,079 km (0.065 R)
• M8: 3,340,670 km (0.038 R)
• M9: 4,195,622 km (0.113 R)
• M10: 7,809,458 km (0.094 R)
• M11: 8,536,952 km (0.03 R)
• M12: 9,849,225 km (0.052 R)
• M13: 11,464,882 km (0.109 R)
• M14: 11,861,615 km (0.036 R)
• M15: 12,221,847 km (0.095 R)
• M16: 16,293,602 km (0.076 R)
• M17: 20,732,918 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.9

Radius: 6.2

Gravity: 15.06 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.45 AU - 8.53 AU

Year: 11932 Days

Day: 22.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 50,982,970 km

• M1: 77,043 km (0.074 R)
• M2: 277,953 km (0.119 R)
• M3: 772,075 km (0.09 R)
• M4: 1,013,825 km (0.111 R)
• M5: 1,293,124 km (0.117 R)
• M6: 1,714,092 km (0.113 R)
• M7: 1,939,985 km (0.11 R)
• M8: 2,393,267 km (0.072 R)
• M9: 2,697,698 km (0.106 R)
• M10: 3,004,823 km (0.104 R)
• M11: 3,262,281 km (0.079 R)
• M12: 3,875,632 km (0.111 R)
• M13: 4,903,968 km (0.063 R)
• M14: 7,276,291 km (0.096 R)
• M15: 7,655,821 km (0.104 R)
• M16: 8,048,515 km (0.037 R)
• M17: 9,113,053 km (0.063 R)
• M18: 9,958,132 km (0.048 R)
• M19: 10,532,139 km (0.116 R)
• M20: 13,359,389 km (0.103 R)
• M21: 14,845,793 km (0.119 R)
• M22: 15,251,054 km (0.11 R)
• M23: 15,663,495 km (0.116 R)
• M24: 16,655,180 km (0.071 R)
• M25: 17,019,151 km (0.118 R)
• M26: 17,838,798 km (0.103 R)
• M27: 21,126,361 km (0.1 R)
• M28: 22,247,597 km (0.054 R)
• M29: 24,420,955 km (0.059 R)
• M30: 29,395,383 km (0.065 R)
• M31: 32,569,102 km (0.102 R)
• M32: 33,024,179 km (0.091 R)
• M33: 33,598,784 km (0.114 R)
• M34: 43,447,410 km (0.065 R)
• M35: 43,722,521 km (0.113 R)
• M36: 44,554,734 km (0.11 R)
• M37: 49,921,408 km (0.089 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 14,693 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit