🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.51 AU - 0.77 AU

Year: 181 Days

Day: 22.7 Hours

Environment

Temp: 220 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,346,479 km

• M1: 202,256 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.25 AU - 1.41 AU

Year: 542 Days

Day: 33.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 102,346,479 km

• M1: 82,279 km (0.097 R)
• M2: 131,497 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.99 AU - 2.81 AU

Year: 1313 Days

Day: 19.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,346,479 km

• M1: 29,770 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.21 AU - 2.67 AU

Year: 1346 Days

Day: 46 Hours

Environment

Temp: -75 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.34 AU - 6.14 AU

Year: 4235 Days

Day: 42.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.4

Radius: 14

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.79 AU - 7.97 AU

Year: 6372 Days

Day: 6.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,346,479 km

• M1: 206,595 km (0.088 R)
• M2: 767,138 km (0.068 R)
• M3: 1,809,087 km (0.119 R)
• M4: 2,288,399 km (0.111 R)
• M5: 3,307,310 km (0.026 R)
• M6: 4,103,470 km (0.084 R)
• M7: 4,660,572 km (0.049 R)
• M8: 5,240,413 km (0.102 R)
• M9: 6,078,461 km (0.088 R)
• M10: 6,545,954 km (0.096 R)
• M11: 7,138,960 km (0.071 R)
• M12: 7,695,763 km (0.058 R)
• M13: 9,095,700 km (0.097 R)
• M14: 12,946,798 km (0.114 R)
• M15: 13,513,924 km (0.079 R)
• M16: 14,097,655 km (0.117 R)
• M17: 16,663,108 km (0.083 R)
• M18: 17,708,798 km (0.061 R)
• M19: 18,537,570 km (0.104 R)
• M20: 20,618,476 km (0.114 R)
• M21: 22,041,002 km (0.09 R)
• M22: 23,604,001 km (0.063 R)
• M23: 24,608,102 km (0.089 R)
• M24: 25,801,743 km (0.117 R)
• M25: 27,537,228 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.7

Radius: 8.5

Gravity: 13.42 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.48 AU - 10.02 AU

Year: 8367 Days

Day: 5.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 102,346,479 km

• M1: 105,915 km (0.084 R)
• M2: 896,390 km (0.1 R)
• M3: 1,406,070 km (0.08 R)
• M4: 1,866,533 km (0.12 R)
• M5: 2,257,133 km (0.081 R)
• M6: 2,540,621 km (0.059 R)
• M7: 3,089,346 km (0.107 R)
• M8: 3,714,814 km (0.066 R)
• M9: 4,057,842 km (0.1 R)
• M10: 4,567,821 km (0.084 R)
• M11: 4,993,427 km (0.053 R)
• M12: 5,994,985 km (0.113 R)
• M13: 6,733,400 km (0.091 R)
• M14: 7,489,767 km (0.117 R)
• M15: 8,660,520 km (0.04 R)
• M16: 9,799,708 km (0.073 R)
• M17: 10,405,429 km (0.065 R)
• M18: 11,915,770 km (0.089 R)
• M19: 15,165,335 km (0.098 R)
• M20: 16,461,301 km (0.082 R)
• M21: 17,903,724 km (0.113 R)
• M22: 22,474,238 km (0.092 R)
• M23: 22,908,820 km (0.12 R)
• M24: 24,155,568 km (0.118 R)
• M25: 27,667,528 km (0.112 R)
• M26: 29,700,862 km (0.086 R)
• M27: 32,380,010 km (0.072 R)
• M28: 38,213,878 km (0.106 R)
• M29: 39,459,131 km (0.091 R)
• M30: 45,123,056 km (0.065 R)
• M31: 45,954,222 km (0.103 R)
• M32: 46,233,521 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.9

Radius: 3.9

Gravity: 41.48 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 18.51 AU - 22.27 AU

Year: 32511 Days

Day: 18.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 102,346,479 km

• M1: 48,619 km (0.107 R)
• M2: 830,567 km (0.119 R)
• M3: 1,037,012 km (0.084 R)
• M4: 1,293,124 km (0.093 R)
• M5: 2,062,057 km (0.038 R)
• M6: 2,648,182 km (0.114 R)
• M7: 2,810,495 km (0.096 R)
• M8: 2,979,541 km (0.071 R)
• M9: 3,894,481 km (0.091 R)
• M10: 4,176,623 km (0.058 R)
• M11: 5,146,616 km (0.074 R)
• M12: 5,400,034 km (0.112 R)
• M13: 5,706,261 km (0.086 R)
• M14: 7,202,689 km (0.095 R)
• M15: 7,360,066 km (0.066 R)
• M16: 7,846,109 km (0.079 R)
• M17: 9,495,276 km (0.093 R)
• M18: 13,538,757 km (0.084 R)
• M19: 16,608,356 km (0.072 R)
• M20: 20,951,780 km (0.065 R)
• M21: 21,272,668 km (0.102 R)
• M22: 21,924,615 km (0.116 R)
• M23: 24,665,697 km (0.111 R)
• M24: 25,749,833 km (0.077 R)
• M25: 26,739,722 km (0.12 R)
• M26: 27,883,547 km (0.094 R)
• M27: 31,509,949 km (0.118 R)
• M28: 32,072,587 km (0.057 R)
• M29: 32,214,256 km (0.08 R)
• M30: 34,390,157 km (0.119 R)
• M31: 34,687,557 km (0.068 R)
• M32: 39,032,029 km (0.091 R)
• M33: 39,844,196 km (0.064 R)
• M34: 54,212,772 km (0.088 R)
• M35: 54,817,597 km (0.094 R)
• M36: 56,452,402 km (0.036 R)
• M37: 59,177,776 km (0.114 R)
• M38: 66,257,196 km (0.11 R)
• M39: 67,412,092 km (0.106 R)
• M40: 90,272,591 km (0.115 R)
• M41: 97,811,725 km (0.049 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 19,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit