🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.43 AU - 0.69 AU

Year: 147 Days

Day: 13 Hours

Environment

Temp: 204 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.32 AU - 1.48 AU

Year: 580 Days

Day: 21.6 Hours

Environment

Temp: -1 °C

Axial Tilt: 24.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.87 AU - 2.41 AU

Year: 1095 Days

Day: 34.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.63 AU - 3.37 AU

Year: 1818 Days

Day: 47.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.87 AU - 6.19 AU

Year: 4550 Days

Day: 34.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.3

Radius: 7

Gravity: 19.05 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 12.61 AU - 15.33 AU

Year: 18267 Days

Day: 16 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 79,685,269 km

• M1: 93,798 km (0.086 R)
• M2: 483,650 km (0.094 R)
• M3: 731,234 km (0.088 R)
• M4: 1,197,381 km (0.113 R)
• M5: 1,754,783 km (0.12 R)
• M6: 2,228,709 km (0.09 R)
• M7: 2,686,179 km (0.12 R)
• M8: 3,069,150 km (0.088 R)
• M9: 4,756,165 km (0.037 R)
• M10: 5,317,307 km (0.115 R)
• M11: 5,715,387 km (0.106 R)
• M12: 6,090,578 km (0.115 R)
• M13: 7,029,754 km (0.104 R)
• M14: 7,267,016 km (0.098 R)
• M15: 10,181,631 km (0.087 R)
• M16: 11,240,036 km (0.086 R)
• M17: 11,564,813 km (0.113 R)
• M18: 12,370,098 km (0.107 R)
• M19: 12,716,417 km (0.056 R)
• M20: 13,140,378 km (0.087 R)
• M21: 20,015,298 km (0.104 R)
• M22: 20,300,880 km (0.104 R)
• M23: 20,589,305 km (0.096 R)
• M24: 21,272,518 km (0.074 R)
• M25: 32,359,815 km (0.086 R)
• M26: 38,603,731 km (0.114 R)
• M27: 38,898,588 km (0.076 R)
• M28: 40,698,849 km (0.028 R)
• M29: 41,619,474 km (0.11 R)
• M30: 60,255,180 km (0.082 R)
• M31: 70,264,175 km (0.115 R)
• M32: 70,924,051 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.6

Radius: 3.6

Gravity: 17.87 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 14.23 AU - 15.75 AU

Year: 20304 Days

Day: 18.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,685,269 km

• M1: 44,730 km (0.048 R)
• M2: 221,704 km (0.058 R)
• M3: 512,373 km (0.077 R)
• M4: 662,270 km (0.067 R)
• M5: 860,786 km (0.095 R)
• M6: 1,701,077 km (0.078 R)
• M7: 2,128,927 km (0.084 R)
• M8: 2,378,008 km (0.118 R)
• M9: 2,499,481 km (0.112 R)
• M10: 3,121,509 km (0.089 R)
• M11: 3,731,868 km (0.097 R)
• M12: 6,533,388 km (0.062 R)
• M13: 8,009,470 km (0.084 R)
• M14: 9,339,545 km (0.086 R)
• M15: 14,601,500 km (0.119 R)
• M16: 16,644,708 km (0.114 R)
• M17: 21,373,945 km (0.093 R)
• M18: 22,076,906 km (0.046 R)
• M19: 27,027,099 km (0.071 R)
• M20: 30,523,950 km (0.12 R)
• M21: 31,980,434 km (0.089 R)
• M22: 32,437,755 km (0.07 R)
• M23: 32,667,986 km (0.041 R)
• M24: 37,379,272 km (0.118 R)
• M25: 41,027,665 km (0.113 R)
• M26: 47,821,652 km (0.07 R)
• M27: 48,269,548 km (0.056 R)
• M28: 51,171,448 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.2

Radius: 7.2

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 16.79 AU - 17.89 AU

Year: 25261 Days

Day: 22.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,685,269 km

• M1: 189,840 km (0.114 R)
• M2: 561,590 km (0.1 R)
• M3: 816,206 km (0.085 R)
• M4: 1,231,639 km (0.115 R)
• M5: 1,472,492 km (0.113 R)
• M6: 2,195,947 km (0.117 R)
• M7: 2,649,079 km (0.074 R)
• M8: 2,924,040 km (0.114 R)
• M9: 5,260,460 km (0.052 R)
• M10: 6,462,179 km (0.081 R)
• M11: 6,962,734 km (0.091 R)
• M12: 8,092,497 km (0.037 R)
• M13: 10,039,064 km (0.102 R)
• M14: 10,462,725 km (0.095 R)
• M15: 10,898,354 km (0.112 R)
• M16: 12,074,194 km (0.026 R)
• M17: 16,188,734 km (0.104 R)
• M18: 17,454,780 km (0.081 R)
• M19: 17,891,008 km (0.111 R)
• M20: 23,815,233 km (0.097 R)
• M21: 25,117,034 km (0.101 R)
• M22: 27,508,056 km (0.103 R)
• M23: 32,869,495 km (0.1 R)
• M24: 33,134,582 km (0.102 R)
• M25: 39,932,459 km (0.108 R)
• M26: 42,861,735 km (0.12 R)
• M27: 46,930,049 km (0.112 R)
• M28: 48,455,498 km (0.074 R)
• M29: 51,963,269 km (0.064 R)
• M30: 56,391,366 km (0.091 R)
• M31: 74,546,713 km (0.113 R)
• M32: 75,004,333 km (0.092 R)
• M33: 78,497,294 km (0.075 R)
• M34: 79,685,251 km (0.065 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit