🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.14 AU - 1.76 AU

Year: 628 Days

Day: 34.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 34.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,359,216 km

• M1: 135,087 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.56 AU - 1.6 AU

Year: 715 Days

Day: 43.7 Hours

Environment

Temp: -37 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,359,216 km

• M1: 299,046 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.32 AU - 1.9 AU

Year: 735 Days

Day: 42.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.31 AU - 3.81 AU

Year: 1926 Days

Day: 46.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.44 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.3

Radius: 6

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 10.85 AU - 16.77 AU

Year: 18470 Days

Day: 19.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,359,216 km

• M1: 74,649 km (0.062 R)
• M2: 263,741 km (0.113 R)
• M3: 547,379 km (0.103 R)
• M4: 772,673 km (0.074 R)
• M5: 1,005,896 km (0.081 R)
• M6: 1,248,394 km (0.06 R)
• M7: 1,500,915 km (0.107 R)
• M8: 1,868,777 km (0.097 R)
• M9: 2,146,131 km (0.089 R)
• M10: 3,146,492 km (0.113 R)
• M11: 4,191,882 km (0.109 R)
• M12: 4,485,842 km (0.1 R)
• M13: 5,659,587 km (0.075 R)
• M14: 8,365,513 km (0.08 R)
• M15: 12,120,120 km (0.102 R)
• M16: 12,416,324 km (0.102 R)
• M17: 13,649,609 km (0.112 R)
• M18: 14,230,497 km (0.072 R)
• M19: 15,234,898 km (0.117 R)
• M20: 15,579,870 km (0.119 R)
• M21: 16,071,748 km (0.113 R)
• M22: 21,059,042 km (0.111 R)
• M23: 21,660,126 km (0.118 R)
• M24: 25,029,220 km (0.108 R)
• M25: 26,687,961 km (0.098 R)
• M26: 28,314,838 km (0.088 R)
• M27: 32,327,950 km (0.081 R)
• M28: 33,706,794 km (0.092 R)
• M29: 47,630,017 km (0.11 R)
• M30: 47,924,276 km (0.093 R)
• M31: 49,714,664 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.2

Radius: 7.3

Gravity: 17.81 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 12.88 AU - 16.86 AU

Year: 20637 Days

Day: 23.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,359,216 km

• M1: 90,956 km (0.088 R)
• M2: 338,540 km (0.091 R)
• M3: 638,633 km (0.114 R)
• M4: 1,037,461 km (0.088 R)
• M5: 2,718,792 km (0.096 R)
• M6: 3,061,072 km (0.074 R)
• M7: 3,896,875 km (0.069 R)
• M8: 5,924,524 km (0.041 R)
• M9: 6,230,602 km (0.082 R)
• M10: 7,461,643 km (0.045 R)
• M11: 9,600,443 km (0.04 R)
• M12: 10,084,991 km (0.04 R)
• M13: 13,045,982 km (0.057 R)
• M14: 13,565,086 km (0.056 R)
• M15: 14,883,193 km (0.108 R)
• M16: 16,369,597 km (0.065 R)
• M17: 18,225,808 km (0.053 R)
• M18: 18,968,412 km (0.025 R)
• M19: 20,415,023 km (0.074 R)
• M20: 25,080,681 km (0.101 R)
• M21: 27,298,171 km (0.113 R)
• M22: 31,586,693 km (0.076 R)
• M23: 34,588,673 km (0.097 R)
• M24: 39,748,005 km (0.094 R)
• M25: 40,681,047 km (0.114 R)
• M26: 43,896,802 km (0.027 R)
• M27: 44,227,414 km (0.117 R)
• M28: 50,466,243 km (0.115 R)
• M29: 55,319,946 km (0.108 R)
• M30: 61,296,531 km (0.116 R)
• M31: 64,227,303 km (0.065 R)
• M32: 69,915,313 km (0.062 R)
• M33: 72,189,649 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.7

Radius: 5.9

Gravity: 15.71 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 12.14 AU - 17.72 AU

Year: 20762 Days

Day: 23.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,359,216 km

• M1: 81,830 km (0.119 R)
• M2: 332,257 km (0.115 R)
• M3: 576,999 km (0.103 R)
• M4: 1,449,304 km (0.114 R)
• M5: 1,746,705 km (0.065 R)
• M6: 2,311,287 km (0.095 R)
• M7: 3,199,300 km (0.111 R)
• M8: 4,361,227 km (0.118 R)
• M9: 4,946,753 km (0.102 R)
• M10: 6,443,330 km (0.09 R)
• M11: 8,218,458 km (0.101 R)
• M12: 8,734,870 km (0.099 R)
• M13: 13,111,057 km (0.108 R)
• M14: 24,027,064 km (0.09 R)
• M15: 25,080,532 km (0.088 R)
• M16: 25,618,635 km (0.118 R)
• M17: 25,945,208 km (0.086 R)
• M18: 27,734,099 km (0.082 R)
• M19: 30,083,683 km (0.093 R)
• M20: 41,554,997 km (0.099 R)
• M21: 46,534,063 km (0.08 R)
• M22: 51,032,621 km (0.111 R)
• M23: 58,970,433 km (0.113 R)
• M24: 60,112,912 km (0.057 R)
• M25: 63,231,130 km (0.072 R)
• M26: 63,628,313 km (0.094 R)
• M27: 66,660,662 km (0.085 R)
• M28: 69,154,907 km (0.114 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 12,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit