🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.62 AU - 1 AU

Year: 276 Days

Day: 42.5 Hours

Environment

Temp: 136 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,712,976 km

• M1: 78,539 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.91 AU - 0.95 AU

Year: 340 Days

Day: 17.8 Hours

Environment

Temp: 37 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.93 AU - 1.01 AU

Year: 362 Days

Day: 47.5 Hours

Environment

Temp: 29 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.25 AU - 5.07 AU

Year: 3214 Days

Day: 34.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.7

Radius: 9.6

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.85 AU - 7.93 AU

Year: 8394 Days

Day: 11.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,712,976 km

• M1: 122,072 km (0.118 R)
• M2: 800,049 km (0.119 R)
• M3: 1,282,353 km (0.098 R)
• M4: 1,617,452 km (0.119 R)
• M5: 1,981,125 km (0.068 R)
• M6: 2,504,119 km (0.112 R)
• M7: 3,137,367 km (0.049 R)
• M8: 4,219,707 km (0.085 R)
• M9: 5,116,846 km (0.063 R)
• M10: 6,103,444 km (0.076 R)
• M11: 7,102,757 km (0.086 R)
• M12: 8,127,802 km (0.112 R)
• M13: 11,948,232 km (0.073 R)
• M14: 12,576,992 km (0.102 R)
• M15: 14,596,563 km (0.04 R)
• M16: 15,315,381 km (0.036 R)
• M17: 18,290,584 km (0.052 R)
• M18: 18,705,119 km (0.117 R)
• M19: 21,861,934 km (0.117 R)
• M20: 24,181,000 km (0.078 R)
• M21: 28,188,577 km (0.111 R)
• M22: 30,061,243 km (0.062 R)
• M23: 33,227,931 km (0.104 R)

Asteroid Belt

Center: 10.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442

Radius: 7.7

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.32 AU - 13.94 AU

Year: 17000 Days

Day: 16.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 96,712,976 km

• M1: 95,892 km (0.067 R)
• M2: 390,301 km (0.095 R)
• M3: 633,547 km (0.097 R)
• M4: 899,831 km (0.068 R)
• M5: 1,143,077 km (0.093 R)
• M6: 1,488,200 km (0.086 R)
• M7: 2,117,857 km (0.062 R)
• M8: 2,431,414 km (0.093 R)
• M9: 3,509,865 km (0.113 R)
• M10: 3,837,335 km (0.064 R)
• M11: 4,185,150 km (0.091 R)
• M12: 4,844,577 km (0.074 R)
• M13: 5,321,495 km (0.106 R)
• M14: 6,250,349 km (0.114 R)
• M15: 8,048,066 km (0.085 R)
• M16: 8,378,079 km (0.113 R)
• M17: 11,470,118 km (0.113 R)
• M18: 12,131,939 km (0.105 R)
• M19: 13,075,003 km (0.102 R)
• M20: 17,184,756 km (0.119 R)
• M21: 17,653,596 km (0.117 R)
• M22: 18,211,297 km (0.101 R)
• M23: 21,088,961 km (0.1 R)
• M24: 22,173,097 km (0.092 R)
• M25: 24,747,377 km (0.066 R)
• M26: 35,132,910 km (0.107 R)
• M27: 36,397,760 km (0.099 R)
• M28: 40,100,158 km (0.097 R)
• M29: 40,924,891 km (0.058 R)
• M30: 44,191,660 km (0.101 R)
• M31: 50,917,730 km (0.101 R)
• M32: 52,047,044 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.4

Radius: 5.5

Gravity: 30.16 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 13.14 AU - 19.38 AU

Year: 24833 Days

Day: 20.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 96,712,976 km

• M1: 68,366 km (0.089 R)
• M2: 327,919 km (0.098 R)
• M3: 774,019 km (0.076 R)
• M4: 1,111,512 km (0.032 R)
• M5: 1,387,819 km (0.036 R)
• M6: 1,887,327 km (0.079 R)
• M7: 2,329,239 km (0.049 R)
• M8: 4,806,729 km (0.089 R)
• M9: 5,626,675 km (0.112 R)
• M10: 6,069,934 km (0.111 R)
• M11: 6,393,813 km (0.113 R)
• M12: 6,876,565 km (0.075 R)
• M13: 7,177,556 km (0.095 R)
• M14: 8,244,937 km (0.062 R)
• M15: 8,758,207 km (0.113 R)
• M16: 12,294,551 km (0.087 R)
• M17: 14,620,050 km (0.099 R)
• M18: 15,286,509 km (0.068 R)
• M19: 16,235,558 km (0.091 R)
• M20: 20,528,867 km (0.073 R)
• M21: 21,682,865 km (0.115 R)
• M22: 28,489,568 km (0.093 R)
• M23: 33,502,443 km (0.044 R)
• M24: 35,990,705 km (0.118 R)
• M25: 36,897,567 km (0.094 R)
• M26: 37,974,671 km (0.079 R)
• M27: 41,331,498 km (0.089 R)
• M28: 42,158,924 km (0.116 R)
• M29: 42,660,675 km (0.116 R)
• M30: 44,189,865 km (0.107 R)
• M31: 49,736,206 km (0.055 R)
• M32: 50,484,045 km (0.062 R)
• M33: 61,754,450 km (0.094 R)
• M34: 65,257,733 km (0.106 R)
• M35: 65,704,731 km (0.097 R)
• M36: 67,513,220 km (0.064 R)
• M37: 69,820,169 km (0.079 R)
• M38: 76,310,173 km (0.113 R)
• M39: 80,339,891 km (0.104 R)
• M40: 80,596,302 km (0.086 R)
• M41: 82,146,584 km (0.092 R)
• M42: 96,134,284 km (0.103 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 10,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit