🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.78 AU - 1.14 AU

Year: 347 Days

Day: 28.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.22 AU - 1.46 AU

Year: 572 Days

Day: 25.7 Hours

Environment

Temp: -37 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.31 AU - 1.95 AU

Year: 768 Days

Day: 30.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.55 AU - 2.17 AU

Year: 936 Days

Day: 36.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,092,381 km

• M1: 253,419 km (0.102 R)
• M2: 1,270,385 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.47 AU - 3.33 AU

Year: 1822 Days

Day: 46.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,092,381 km

• M1: 1,126,023 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.22 AU - 4.22 AU

Year: 3198 Days

Day: 22 Hours

Environment

Temp: -123 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.99 AU - 5.03 AU

Year: 3534 Days

Day: 33.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.7

Radius: 14.8

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.37 AU - 8.67 AU

Year: 6863 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 65,092,381 km

• M1: 194,178 km (0.12 R)
• M2: 439,519 km (0.048 R)
• M3: 726,148 km (0.068 R)
• M4: 856,897 km (0.049 R)
• M5: 1,172,847 km (0.11 R)
• M6: 1,419,983 km (0.11 R)
• M7: 1,798,914 km (0.074 R)
• M8: 2,121,896 km (0.068 R)
• M9: 3,938,912 km (0.085 R)
• M10: 4,137,129 km (0.117 R)
• M11: 4,248,580 km (0.113 R)
• M12: 5,010,332 km (0.08 R)
• M13: 5,591,071 km (0.11 R)
• M14: 5,889,519 km (0.118 R)
• M15: 6,321,408 km (0.094 R)
• M16: 7,002,078 km (0.109 R)
• M17: 7,135,669 km (0.096 R)
• M18: 7,432,621 km (0.085 R)
• M19: 7,871,840 km (0.084 R)
• M20: 8,263,188 km (0.04 R)
• M21: 8,718,265 km (0.115 R)
• M22: 8,862,178 km (0.103 R)
• M23: 9,035,861 km (0.047 R)
• M24: 9,328,026 km (0.113 R)
• M25: 9,742,262 km (0.084 R)
• M26: 10,314,175 km (0.053 R)
• M27: 10,558,319 km (0.104 R)
• M28: 11,617,023 km (0.107 R)
• M29: 11,775,596 km (0.093 R)
• M30: 12,255,656 km (0.098 R)
• M31: 12,905,808 km (0.117 R)
• M32: 13,102,978 km (0.053 R)
• M33: 13,901,981 km (0.047 R)
• M34: 14,002,959 km (0.062 R)
• M35: 14,375,308 km (0.079 R)
• M36: 14,545,700 km (0.092 R)
• M37: 15,164,587 km (0.076 R)
• M38: 16,073,693 km (0.105 R)
• M39: 18,497,328 km (0.096 R)
• M40: 18,980,679 km (0.045 R)
• M41: 19,205,225 km (0.089 R)
• M42: 19,808,254 km (0.116 R)
• M43: 20,609,201 km (0.099 R)
• M44: 20,955,670 km (0.051 R)
• M45: 21,420,770 km (0.082 R)
• M46: 21,537,456 km (0.104 R)
• M47: 22,875,908 km (0.094 R)
• M48: 23,836,925 km (0.089 R)
• M49: 25,798,302 km (0.048 R)
• M50: 25,922,618 km (0.096 R)
• M51: 27,641,498 km (0.095 R)
• M52: 27,853,628 km (0.06 R)
• M53: 28,536,093 km (0.046 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.5

Radius: 4.9

Gravity: 22.51 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 11.22 AU - 15.3 AU

Year: 17815 Days

Day: 19.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 65,092,381 km

• M1: 77,342 km (0.08 R)
• M2: 661,073 km (0.119 R)
• M3: 788,082 km (0.083 R)
• M4: 1,089,222 km (0.096 R)
• M5: 1,450,501 km (0.111 R)
• M6: 1,587,981 km (0.086 R)
• M7: 1,787,545 km (0.057 R)
• M8: 2,242,023 km (0.106 R)
• M9: 2,433,509 km (0.115 R)
• M10: 2,597,019 km (0.103 R)
• M11: 3,250,911 km (0.03 R)
• M12: 3,322,569 km (0.115 R)
• M13: 4,029,419 km (0.108 R)
• M14: 4,459,213 km (0.112 R)
• M15: 4,619,133 km (0.11 R)
• M16: 5,151,851 km (0.1 R)
• M17: 5,193,739 km (0.104 R)
• M18: 5,362,036 km (0.056 R)
• M19: 6,008,898 km (0.095 R)
• M20: 6,771,548 km (0.114 R)
• M21: 6,863,251 km (0.067 R)
• M22: 7,281,078 km (0.107 R)
• M23: 8,533,661 km (0.078 R)
• M24: 9,033,019 km (0.112 R)
• M25: 9,083,433 km (0.071 R)
• M26: 9,439,177 km (0.091 R)
• M27: 9,644,575 km (0.102 R)
• M28: 9,799,558 km (0.043 R)
• M29: 10,322,103 km (0.119 R)
• M30: 10,480,677 km (0.079 R)
• M31: 10,533,635 km (0.115 R)
• M32: 10,907,330 km (0.089 R)
• M33: 11,231,210 km (0.117 R)
• M34: 11,612,834 km (0.076 R)
• M35: 12,054,297 km (0.115 R)
• M36: 13,816,111 km (0.105 R)
• M37: 13,932,498 km (0.076 R)
• M38: 15,354,576 km (0.115 R)
• M39: 15,596,027 km (0.096 R)
• M40: 16,760,197 km (0.108 R)
• M41: 16,946,447 km (0.087 R)
• M42: 19,170,818 km (0.098 R)
• M43: 21,958,275 km (0.06 R)
• M44: 22,298,460 km (0.099 R)
• M45: 22,708,957 km (0.036 R)
• M46: 23,053,032 km (0.09 R)
• M47: 23,121,996 km (0.114 R)
• M48: 23,955,556 km (0.086 R)
• M49: 27,899,404 km (0.047 R)
• M50: 28,563,769 km (0.042 R)
• M51: 28,637,820 km (0.113 R)
• M52: 28,935,071 km (0.073 R)
• M53: 30,739,370 km (0.111 R)
• M54: 31,425,277 km (0.116 R)
• M55: 31,501,871 km (0.072 R)
• M56: 31,578,465 km (0.097 R)
• M57: 32,425,039 km (0.098 R)
• M58: 32,657,215 km (0.11 R)
• M59: 33,669,694 km (0.074 R)
• M60: 33,747,933 km (0.081 R)
• M61: 35,247,353 km (0.077 R)
• M62: 36,607,347 km (0.12 R)
• M63: 40,288,951 km (0.1 R)
• M64: 40,455,303 km (0.119 R)
• M65: 42,300,144 km (0.119 R)
• M66: 46,071,207 km (0.075 R)
• M67: 46,855,699 km (0.077 R)
• M68: 48,437,846 km (0.077 R)
• M69: 48,614,670 km (0.046 R)
• M70: 50,664,311 km (0.088 R)
• M71: 51,113,553 km (0.042 R)
• M72: 55,308,427 km (0.094 R)
• M73: 55,585,782 km (0.051 R)
• M74: 56,699,987 km (0.119 R)
• M75: 58,479,154 km (0.088 R)
• M76: 59,517,513 km (0.098 R)
• M77: 60,276,572 km (0.114 R)
• M78: 64,022,354 km (0.058 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 18,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit