🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.54 AU - 0.66 AU

Year: 197 Days

Day: 19.2 Hours

Environment

Temp: 33 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.5 AU - 2.22 AU

Year: 1077 Days

Day: 44.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.49 AU - 3.01 AU

Year: 1936 Days

Day: 29.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 96.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.8

Radius: 12.7

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.84 AU - 3.2 AU

Year: 2228 Days

Day: 5.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,713,814 km

• M1: 157,975 km (0.11 R)
• M2: 847,622 km (0.069 R)
• M3: 1,657,544 km (0.089 R)
• M4: 2,898,608 km (0.051 R)
• M5: 3,474,859 km (0.119 R)
• M6: 4,702,160 km (0.051 R)
• M7: 5,893,558 km (0.1 R)
• M8: 7,872,588 km (0.103 R)
• M9: 8,423,407 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.7

Radius: 8.8

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.95 AU - 5.13 AU

Year: 4804 Days

Day: 14.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,713,814 km

• M1: 109,506 km (0.087 R)
• M2: 432,487 km (0.112 R)
• M3: 713,283 km (0.063 R)
• M4: 1,013,226 km (0.079 R)
• M5: 1,344,436 km (0.1 R)
• M6: 1,696,589 km (0.094 R)
• M7: 3,422,799 km (0.056 R)
• M8: 3,722,593 km (0.046 R)
• M9: 5,020,505 km (0.114 R)
• M10: 5,581,347 km (0.037 R)
• M11: 5,967,758 km (0.067 R)
• M12: 6,308,692 km (0.066 R)
• M13: 6,928,177 km (0.075 R)
• M14: 7,410,031 km (0.074 R)
• M15: 8,752,523 km (0.067 R)
• M16: 10,426,523 km (0.11 R)
• M17: 11,960,051 km (0.07 R)
• M18: 12,453,125 km (0.07 R)
• M19: 15,181,342 km (0.052 R)
• M20: 18,675,200 km (0.075 R)
• M21: 20,225,333 km (0.072 R)
• M22: 24,198,652 km (0.102 R)
• M23: 24,512,210 km (0.081 R)
• M24: 25,388,404 km (0.035 R)
• M25: 25,793,515 km (0.111 R)
• M26: 26,867,030 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.6

Radius: 7.5

Gravity: 14.41 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.75 AU - 12.29 AU

Year: 14488 Days

Day: 21.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,713,814 km

• M1: 93,349 km (0.112 R)
• M2: 400,623 km (0.096 R)
• M3: 737,518 km (0.11 R)
• M4: 2,686,179 km (0.111 R)
• M5: 3,042,521 km (0.113 R)
• M6: 3,430,130 km (0.049 R)
• M7: 4,593,552 km (0.072 R)
• M8: 5,283,049 km (0.072 R)
• M9: 5,652,705 km (0.1 R)
• M10: 7,172,620 km (0.053 R)
• M11: 7,580,124 km (0.099 R)
• M12: 8,491,026 km (0.071 R)
• M13: 10,586,293 km (0.084 R)
• M14: 12,740,503 km (0.111 R)
• M15: 13,816,411 km (0.027 R)
• M16: 14,662,087 km (0.079 R)
• M17: 16,690,485 km (0.096 R)
• M18: 17,894,598 km (0.079 R)
• M19: 20,564,920 km (0.055 R)
• M20: 23,391,422 km (0.042 R)
• M21: 24,086,304 km (0.103 R)
• M22: 25,309,566 km (0.03 R)
• M23: 29,686,052 km (0.116 R)
• M24: 34,414,093 km (0.108 R)
• M25: 36,358,865 km (0.118 R)
• M26: 37,023,079 km (0.088 R)
• M27: 40,041,815 km (0.091 R)
• M28: 42,046,127 km (0.101 R)
• M29: 43,369,320 km (0.119 R)
• M30: 50,403,861 km (0.108 R)
• M31: 51,896,549 km (0.062 R)
• M32: 55,668,808 km (0.105 R)
• M33: 58,888,155 km (0.093 R)
• M34: 59,619,987 km (0.072 R)
• M35: 63,946,358 km (0.111 R)
• M36: 64,719,629 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.5

Radius: 3.3

Gravity: 33.47 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 11.64 AU - 13.2 AU

Year: 18585 Days

Day: 20.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,713,814 km

• M1: 41,139 km (0.098 R)
• M2: 147,653 km (0.092 R)
• M3: 510,428 km (0.046 R)
• M4: 674,387 km (0.109 R)
• M5: 882,927 km (0.038 R)
• M6: 1,208,751 km (0.031 R)
• M7: 2,847,446 km (0.112 R)
• M8: 3,629,693 km (0.109 R)
• M9: 12,714,323 km (0.076 R)
• M10: 17,062,984 km (0.118 R)
• M11: 19,483,627 km (0.104 R)
• M12: 28,314,838 km (0.105 R)
• M13: 29,968,941 km (0.112 R)
• M14: 32,986,779 km (0.096 R)
• M15: 44,255,089 km (0.028 R)
• M16: 48,929,424 km (0.111 R)
• M17: 57,490,312 km (0.104 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 17,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit