🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.49 AU - 0.73 AU

Year: 179 Days

Day: 46 Hours

Environment

Temp: 160 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,167,492 km

• M1: 286,929 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.91 AU - 0.99 AU

Year: 349 Days

Day: 36.6 Hours

Environment

Temp: 24 °C

Axial Tilt: 41 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.89 AU - 1.05 AU

Year: 360 Days

Day: 34.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.08 AU - 1.3 AU

Year: 489 Days

Day: 18.9 Hours

Environment

Temp: -7 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,167,492 km

• M1: 43,832 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.09 AU - 2.51 AU

Year: 1314 Days

Day: 27.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.9

Radius: 13.8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 10.23 AU - 12.93 AU

Year: 14845 Days

Day: 12.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,167,492 km

• M1: 177,423 km (0.11 R)
• M2: 614,997 km (0.093 R)
• M3: 1,272,031 km (0.074 R)
• M4: 1,835,267 km (0.057 R)
• M5: 2,869,886 km (0.06 R)
• M6: 5,621,290 km (0.07 R)
• M7: 6,580,960 km (0.099 R)
• M8: 7,602,414 km (0.05 R)
• M9: 13,480,863 km (0.025 R)
• M10: 15,996,500 km (0.113 R)
• M11: 19,647,586 km (0.086 R)
• M12: 26,841,000 km (0.111 R)
• M13: 31,369,178 km (0.036 R)
• M14: 39,417,393 km (0.09 R)
• M15: 45,685,694 km (0.114 R)
• M16: 46,740,658 km (0.026 R)
• M17: 47,811,779 km (0.117 R)
• M18: 49,844,215 km (0.119 R)

Asteroid Belt

Center: 13.19 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.3

Radius: 3.8

Gravity: 48.84 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 13.07 AU - 16.53 AU

Year: 21450 Days

Day: 23 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,167,492 km

• M1: 47,273 km (0.107 R)
• M2: 236,514 km (0.115 R)
• M3: 370,704 km (0.112 R)
• M4: 532,269 km (0.118 R)
• M5: 858,093 km (0.111 R)
• M6: 2,091,827 km (0.08 R)
• M7: 3,153,972 km (0.101 R)
• M8: 3,467,230 km (0.059 R)
• M9: 4,567,373 km (0.037 R)
• M10: 5,313,118 km (0.102 R)
• M11: 5,756,227 km (0.059 R)
• M12: 6,488,658 km (0.061 R)
• M13: 6,994,598 km (0.113 R)
• M14: 7,625,751 km (0.073 R)
• M15: 9,983,863 km (0.064 R)
• M16: 10,532,438 km (0.094 R)
• M17: 11,490,912 km (0.057 R)
• M18: 17,863,631 km (0.111 R)
• M19: 18,489,250 km (0.119 R)
• M20: 18,670,562 km (0.098 R)
• M21: 23,388,580 km (0.057 R)
• M22: 26,939,734 km (0.025 R)
• M23: 29,579,089 km (0.115 R)
• M24: 29,827,272 km (0.112 R)
• M25: 30,833,916 km (0.082 R)
• M26: 38,374,247 km (0.095 R)
• M27: 44,083,650 km (0.091 R)
• M28: 45,223,885 km (0.054 R)
• M29: 52,844,550 km (0.074 R)
• M30: 53,576,981 km (0.098 R)
• M31: 63,517,162 km (0.105 R)
• M32: 63,930,201 km (0.082 R)
• M33: 65,811,095 km (0.047 R)
• M34: 73,476,191 km (0.05 R)
• M35: 75,077,337 km (0.038 R)
• M36: 76,235,225 km (0.076 R)
• M37: 79,780,096 km (0.055 R)
• M38: 80,502,055 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.3

Radius: 5.2

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 15.67 AU - 18.35 AU

Year: 26429 Days

Day: 16.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,167,492 km

• M1: 64,626 km (0.077 R)
• M2: 290,519 km (0.115 R)
• M3: 622,626 km (0.104 R)
• M4: 897,587 km (0.119 R)
• M5: 1,181,374 km (0.117 R)
• M6: 1,909,617 km (0.071 R)
• M7: 2,272,242 km (0.089 R)
• M8: 2,492,899 km (0.117 R)
• M9: 3,107,597 km (0.114 R)
• M10: 3,436,263 km (0.09 R)
• M11: 3,668,140 km (0.055 R)
• M12: 4,163,010 km (0.098 R)
• M13: 4,987,294 km (0.037 R)
• M14: 5,594,063 km (0.107 R)
• M15: 5,874,559 km (0.093 R)
• M16: 6,862,354 km (0.078 R)
• M17: 10,364,290 km (0.1 R)
• M18: 13,860,392 km (0.081 R)
• M19: 16,312,152 km (0.057 R)
• M20: 16,637,677 km (0.085 R)
• M21: 18,593,819 km (0.108 R)
• M22: 18,770,942 km (0.104 R)
• M23: 20,134,677 km (0.095 R)
• M24: 20,698,212 km (0.034 R)
• M25: 21,465,948 km (0.075 R)
• M26: 25,373,145 km (0.081 R)
• M27: 27,723,328 km (0.099 R)
• M28: 30,092,958 km (0.109 R)
• M29: 35,501,519 km (0.1 R)
• M30: 45,573,047 km (0.066 R)
• M31: 55,173,191 km (0.109 R)
• M32: 56,831,932 km (0.047 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: 227 - 17,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit