🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.91 AU - 1.21 AU

Year: 401 Days

Day: 43.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 17.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1 AU - 1.38 AU

Year: 477 Days

Day: 32.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 92,987,810 km

• M1: 100,679 km (0.048 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.14 AU - 1.82 AU

Year: 661 Days

Day: 40.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,987,810 km

• M1: 458,667 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.08 AU - 3.26 AU

Year: 1602 Days

Day: 31.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 109 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.23 AU - 3.53 AU

Year: 2281 Days

Day: 32.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 117.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,987,810 km

• M1: 1,458,430 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.36 AU - 4.76 AU

Year: 3575 Days

Day: 14.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.8

Radius: 6.1

Gravity: 21.01 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 12.41 AU - 18.23 AU

Year: 22012 Days

Day: 22.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,987,810 km

• M1: 78,688 km (0.098 R)
• M2: 385,215 km (0.056 R)
• M3: 713,582 km (0.057 R)
• M4: 1,092,812 km (0.049 R)
• M5: 1,383,332 km (0.1 R)
• M6: 2,526,259 km (0.029 R)
• M7: 2,722,831 km (0.092 R)
• M8: 2,929,725 km (0.084 R)
• M9: 3,433,870 km (0.109 R)
• M10: 6,216,689 km (0.114 R)
• M11: 6,669,223 km (0.114 R)
• M12: 6,951,065 km (0.097 R)
• M13: 7,488,421 km (0.106 R)
• M14: 7,948,434 km (0.056 R)
• M15: 8,868,461 km (0.092 R)
• M16: 13,044,186 km (0.102 R)
• M17: 13,936,538 km (0.12 R)
• M18: 16,008,319 km (0.108 R)
• M19: 18,186,015 km (0.118 R)
• M20: 20,455,265 km (0.07 R)
• M21: 20,751,618 km (0.114 R)
• M22: 24,202,542 km (0.115 R)
• M23: 24,756,802 km (0.112 R)
• M24: 25,660,972 km (0.102 R)
• M25: 29,123,713 km (0.12 R)
• M26: 29,750,678 km (0.088 R)
• M27: 33,428,691 km (0.114 R)
• M28: 34,115,794 km (0.112 R)
• M29: 37,251,665 km (0.06 R)
• M30: 40,885,996 km (0.112 R)
• M31: 41,513,858 km (0.103 R)
• M32: 42,628,063 km (0.089 R)
• M33: 43,925,525 km (0.064 R)
• M34: 50,450,087 km (0.072 R)
• M35: 53,754,255 km (0.075 R)
• M36: 59,376,442 km (0.031 R)
• M37: 78,328,099 km (0.107 R)
• M38: 79,053,499 km (0.097 R)
• M39: 82,747,220 km (0.101 R)
• M40: 84,003,692 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.2

Radius: 5.3

Gravity: 14 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 12.73 AU - 18.71 AU

Year: 22880 Days

Day: 16.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,987,810 km

• M1: 72,705 km (0.102 R)
• M2: 652,546 km (0.045 R)
• M3: 822,040 km (0.11 R)
• M4: 1,082,191 km (0.104 R)
• M5: 1,821,952 km (0.04 R)
• M6: 2,504,418 km (0.052 R)
• M7: 2,878,861 km (0.05 R)
• M8: 3,594,687 km (0.098 R)
• M9: 3,827,910 km (0.108 R)
• M10: 4,969,342 km (0.091 R)
• M11: 5,753,983 km (0.091 R)
• M12: 6,155,354 km (0.113 R)
• M13: 7,058,776 km (0.104 R)
• M14: 7,660,458 km (0.102 R)
• M15: 8,047,318 km (0.039 R)
• M16: 10,826,697 km (0.072 R)
• M17: 11,190,669 km (0.102 R)
• M18: 14,769,349 km (0.051 R)
• M19: 14,992,100 km (0.12 R)
• M20: 16,139,815 km (0.12 R)
• M21: 17,927,210 km (0.082 R)
• M22: 18,351,171 km (0.053 R)
• M23: 19,218,988 km (0.08 R)
• M24: 20,296,093 km (0.111 R)
• M25: 20,479,350 km (0.071 R)
• M26: 22,668,266 km (0.118 R)
• M27: 25,008,126 km (0.071 R)
• M28: 25,751,029 km (0.085 R)
• M29: 32,481,737 km (0.065 R)
• M30: 33,749,579 km (0.089 R)
• M31: 38,446,354 km (0.084 R)
• M32: 44,945,483 km (0.088 R)
• M33: 48,290,193 km (0.086 R)
• M34: 48,781,173 km (0.116 R)
• M35: 52,483,720 km (0.111 R)
• M36: 52,656,356 km (0.106 R)
• M37: 63,134,041 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.5

Radius: 3.5

Gravity: 77.1 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 14.3 AU - 17.26 AU

Year: 23011 Days

Day: 22.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 92,987,810 km

• M1: 44,730 km (0.104 R)
• M2: 238,459 km (0.095 R)
• M3: 651,349 km (0.1 R)
• M4: 798,254 km (0.119 R)
• M5: 916,586 km (0.098 R)
• M6: 1,046,736 km (0.088 R)
• M7: 1,312,422 km (0.079 R)
• M8: 1,734,288 km (0.099 R)
• M9: 2,105,740 km (0.042 R)
• M10: 2,357,513 km (0.089 R)
• M11: 4,866,868 km (0.099 R)
• M12: 5,815,318 km (0.077 R)
• M13: 6,783,067 km (0.079 R)
• M14: 7,279,582 km (0.079 R)
• M15: 7,484,980 km (0.105 R)
• M16: 7,746,926 km (0.108 R)
• M17: 8,972,880 km (0.1 R)
• M18: 12,738,857 km (0.059 R)
• M19: 16,985,791 km (0.096 R)
• M20: 19,424,984 km (0.1 R)
• M21: 19,819,923 km (0.065 R)
• M22: 20,320,926 km (0.041 R)
• M23: 22,953,549 km (0.104 R)
• M24: 25,804,735 km (0.091 R)
• M25: 26,886,328 km (0.082 R)
• M26: 34,446,555 km (0.11 R)
• M27: 35,316,168 km (0.117 R)
• M28: 41,166,791 km (0.08 R)
• M29: 46,920,774 km (0.116 R)
• M30: 59,990,093 km (0.088 R)
• M31: 60,198,482 km (0.115 R)
• M32: 68,252,682 km (0.048 R)
• M33: 70,083,610 km (0.107 R)
• M34: 71,011,267 km (0.111 R)
• M35: 72,418,085 km (0.116 R)
• M36: 75,529,721 km (0.063 R)
• M37: 77,983,126 km (0.075 R)
• M38: 79,229,426 km (0.071 R)
• M39: 83,048,061 km (0.113 R)
• M40: 84,609,115 km (0.103 R)
• M41: 90,500,877 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 10,467 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit