🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.86 AU - 1.05 AU

Year: 281 Days

Day: 43.4 Hours

Environment

Temp: 220 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.25 AU - 1.43 AU

Year: 471 Days

Day: 12.1 Hours

Environment

Temp: 177 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.25 AU - 1.55 AU

Year: 502 Days

Day: 37.8 Hours

Environment

Temp: 132 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.69 AU - 3.32 AU

Year: 1576 Days

Day: 19.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 139 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,775,743 km

• M1: 1,952,551 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.3 AU - 7.32 AU

Year: 5995 Days

Day: 38.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.9

Radius: 12.9

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.93 AU - 9.73 AU

Year: 8644 Days

Day: 13.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 162.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,775,743 km

• M1: 160,519 km (0.108 R)
• M2: 600,486 km (0.115 R)
• M3: 1,069,625 km (0.084 R)
• M4: 2,519,079 km (0.025 R)
• M5: 3,656,471 km (0.119 R)
• M6: 5,300,701 km (0.12 R)
• M7: 7,076,129 km (0.047 R)
• M8: 9,598,798 km (0.102 R)
• M9: 10,490,850 km (0.061 R)
• M10: 11,491,510 km (0.053 R)
• M11: 12,155,725 km (0.03 R)
• M12: 12,612,746 km (0.112 R)
• M13: 14,941,985 km (0.093 R)
• M14: 16,553,154 km (0.1 R)
• M15: 17,400,925 km (0.12 R)
• M16: 17,908,660 km (0.109 R)
• M17: 24,526,421 km (0.105 R)
• M18: 25,815,057 km (0.104 R)
• M19: 27,148,423 km (0.091 R)
• M20: 28,828,407 km (0.09 R)
• M21: 29,335,544 km (0.082 R)
• M22: 30,681,925 km (0.097 R)
• M23: 35,777,528 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.4

Radius: 8.1

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 12.4 AU - 16.5 AU

Year: 16661 Days

Day: 10.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,775,743 km

• M1: 134,339 km (0.088 R)
• M2: 937,829 km (0.071 R)
• M3: 1,986,959 km (0.074 R)
• M4: 3,107,447 km (0.115 R)
• M5: 4,305,277 km (0.11 R)
• M6: 7,878,871 km (0.055 R)
• M7: 8,599,185 km (0.098 R)
• M8: 9,710,547 km (0.105 R)
• M9: 11,189,322 km (0.119 R)
• M10: 13,743,706 km (0.103 R)
• M11: 14,786,104 km (0.075 R)
• M12: 15,740,538 km (0.097 R)
• M13: 18,305,843 km (0.039 R)
• M14: 27,549,645 km (0.1 R)
• M15: 28,574,988 km (0.078 R)
• M16: 29,838,791 km (0.091 R)
• M17: 31,029,590 km (0.096 R)
• M18: 31,915,359 km (0.086 R)
• M19: 36,232,305 km (0.06 R)
• M20: 36,843,861 km (0.12 R)
• M21: 41,187,435 km (0.074 R)
• M22: 44,590,787 km (0.101 R)
• M23: 45,718,306 km (0.045 R)
• M24: 47,154,146 km (0.073 R)
• M25: 48,030,042 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.9

Radius: 10.4

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 12.69 AU - 17.59 AU

Year: 17869 Days

Day: 8.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,775,743 km

• M1: 129,402 km (0.064 R)
• M2: 511,026 km (0.092 R)
• M3: 923,916 km (0.118 R)
• M4: 1,270,684 km (0.108 R)
• M5: 1,843,046 km (0.104 R)
• M6: 2,931,370 km (0.084 R)
• M7: 3,996,507 km (0.111 R)
• M8: 4,534,611 km (0.116 R)
• M9: 5,120,586 km (0.091 R)
• M10: 7,885,304 km (0.043 R)
• M11: 8,681,912 km (0.093 R)
• M12: 10,146,625 km (0.072 R)
• M13: 10,669,769 km (0.03 R)
• M14: 11,333,385 km (0.118 R)
• M15: 12,282,284 km (0.039 R)
• M16: 14,051,578 km (0.115 R)
• M17: 17,920,927 km (0.119 R)
• M18: 18,599,653 km (0.094 R)
• M19: 30,464,709 km (0.116 R)
• M20: 30,945,666 km (0.066 R)
• M21: 31,922,540 km (0.074 R)
• M22: 32,418,607 km (0.117 R)
• M23: 43,758,275 km (0.085 R)
• M24: 48,982,232 km (0.055 R)
• M25: 52,686,724 km (0.118 R)
• M26: 54,079,032 km (0.073 R)
• M27: 61,792,597 km (0.066 R)
• M28: 64,518,420 km (0.107 R)
• M29: 68,755,929 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.6

Radius: 5.2

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 18.52 AU - 20.42 AU

Year: 26059 Days

Day: 24.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 63,775,743 km

• M1: 66,421 km (0.095 R)
• M2: 275,410 km (0.069 R)
• M3: 582,085 km (0.077 R)
• M4: 850,015 km (0.077 R)
• M5: 1,108,670 km (0.075 R)
• M6: 1,360,892 km (0.085 R)
• M7: 1,716,935 km (0.032 R)
• M8: 2,172,011 km (0.064 R)
• M9: 2,843,407 km (0.106 R)
• M10: 3,037,136 km (0.093 R)
• M11: 3,814,895 km (0.119 R)
• M12: 4,784,888 km (0.093 R)
• M13: 4,990,136 km (0.082 R)
• M14: 5,345,132 km (0.109 R)
• M15: 6,721,582 km (0.094 R)
• M16: 7,243,529 km (0.025 R)
• M17: 7,745,280 km (0.04 R)
• M18: 7,933,325 km (0.06 R)
• M19: 8,565,824 km (0.059 R)
• M20: 15,322,412 km (0.101 R)
• M21: 17,723,309 km (0.081 R)
• M22: 19,746,021 km (0.056 R)
• M23: 22,011,382 km (0.056 R)
• M24: 24,043,370 km (0.078 R)
• M25: 24,444,142 km (0.101 R)
• M26: 25,465,597 km (0.069 R)
• M27: 25,881,928 km (0.079 R)
• M28: 27,483,971 km (0.102 R)
• M29: 32,929,932 km (0.119 R)
• M30: 35,064,544 km (0.094 R)
• M31: 35,321,553 km (0.105 R)
• M32: 46,047,122 km (0.042 R)
• M33: 48,711,311 km (0.054 R)
• M34: 52,813,434 km (0.113 R)
• M35: 53,151,076 km (0.098 R)
• M36: 61,137,209 km (0.095 R)

Kuiper Belt

Range: 36.2 - 65.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 560 - 14,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit