🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.4 AU - 0.64 AU

Year: 133 Days

Day: 17.7 Hours

Environment

Temp: 263 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,396,575 km

• M1: 39,494 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.97 AU - 1.39 AU

Year: 455 Days

Day: 42.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.38 AU - 1.68 AU

Year: 671 Days

Day: 35.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,396,575 km

• M1: 754,871 km (0.044 R)
• M2: 934,089 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.67 AU - 2.37 AU

Year: 1019 Days

Day: 36.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.76 AU - 2.32 AU

Year: 1034 Days

Day: 12.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.36 AU - 4.9 AU

Year: 2978 Days

Day: 44.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,396,575 km

• M1: 194,178 km (0.112 R)

Asteroid Belt

Center: 11.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.7

Radius: 6.9

Gravity: 15.07 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 14.08 AU - 23.32 AU

Year: 28688 Days

Day: 21.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 89,396,575 km

• M1: 85,869 km (0.113 R)
• M2: 311,612 km (0.062 R)
• M3: 527,033 km (0.118 R)
• M4: 859,739 km (0.111 R)
• M5: 1,075,459 km (0.083 R)
• M6: 1,601,894 km (0.065 R)
• M7: 2,040,365 km (0.048 R)
• M8: 4,442,458 km (0.077 R)
• M9: 5,100,689 km (0.117 R)
• M10: 7,258,189 km (0.107 R)
• M11: 7,518,789 km (0.093 R)
• M12: 7,839,527 km (0.027 R)
• M13: 8,451,382 km (0.055 R)
• M14: 9,707,256 km (0.101 R)
• M15: 13,189,745 km (0.083 R)
• M16: 15,208,568 km (0.107 R)
• M17: 17,892,653 km (0.083 R)
• M18: 19,847,748 km (0.035 R)
• M19: 20,255,252 km (0.096 R)
• M20: 20,772,412 km (0.12 R)
• M21: 23,491,054 km (0.045 R)
• M22: 24,292,749 km (0.08 R)
• M23: 26,315,612 km (0.116 R)
• M24: 28,448,129 km (0.08 R)
• M25: 33,770,523 km (0.108 R)
• M26: 35,234,786 km (0.076 R)
• M27: 38,132,796 km (0.038 R)
• M28: 43,708,459 km (0.067 R)
• M29: 59,760,310 km (0.11 R)
• M30: 71,916,932 km (0.117 R)
• M31: 75,564,577 km (0.114 R)
• M32: 77,308,140 km (0.09 R)
• M33: 79,845,470 km (0.044 R)
• M34: 80,102,180 km (0.08 R)
• M35: 80,617,245 km (0.047 R)
• M36: 82,699,947 km (0.059 R)
• M37: 86,700,942 km (0.076 R)
• M38: 93,083,535 km (0.073 R)
• M39: 93,938,487 km (0.12 R)
• M40: 95,664,098 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.1

Radius: 3.1

Gravity: 50.79 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 16.9 AU - 21.78 AU

Year: 30173 Days

Day: 15.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 89,396,575 km

• M1: 39,045 km (0.068 R)
• M2: 167,550 km (0.067 R)
• M3: 311,014 km (0.076 R)
• M4: 525,687 km (0.114 R)
• M5: 1,243,158 km (0.116 R)
• M6: 1,609,075 km (0.085 R)
• M7: 1,958,386 km (0.111 R)
• M8: 2,524,314 km (0.082 R)
• M9: 3,220,693 km (0.028 R)
• M10: 3,489,071 km (0.106 R)
• M11: 5,019,607 km (0.073 R)
• M12: 6,333,375 km (0.091 R)
• M13: 6,898,107 km (0.068 R)
• M14: 7,547,063 km (0.087 R)
• M15: 8,400,369 km (0.071 R)
• M16: 11,208,321 km (0.043 R)
• M17: 12,243,987 km (0.107 R)
• M18: 20,824,024 km (0.091 R)
• M19: 23,244,368 km (0.041 R)
• M20: 28,759,891 km (0.083 R)
• M21: 29,265,981 km (0.119 R)
• M22: 34,515,370 km (0.068 R)
• M23: 38,955,734 km (0.079 R)
• M24: 41,472,569 km (0.077 R)
• M25: 42,443,609 km (0.109 R)
• M26: 42,934,738 km (0.047 R)
• M27: 43,595,512 km (0.067 R)
• M28: 47,527,094 km (0.062 R)
• M29: 49,850,498 km (0.1 R)
• M30: 52,061,256 km (0.05 R)
• M31: 58,073,145 km (0.107 R)
• M32: 60,106,928 km (0.077 R)
• M33: 60,312,925 km (0.099 R)
• M34: 64,315,865 km (0.053 R)
• M35: 66,052,995 km (0.064 R)
• M36: 67,154,484 km (0.114 R)
• M37: 67,821,092 km (0.119 R)
• M38: 70,990,922 km (0.117 R)
• M39: 74,257,840 km (0.032 R)
• M40: 76,894,054 km (0.051 R)
• M41: 87,269,115 km (0.094 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 19,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit