🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.47 AU - 0.57 AU

Year: 131 Days

Day: 15.1 Hours

Environment

Temp: 244 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.94 AU - 1.3 AU

Year: 415 Days

Day: 15.1 Hours

Environment

Temp: 44 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 94,438,013 km

• M1: 481,406 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.2 AU - 1.34 AU

Year: 501 Days

Day: 33 Hours

Environment

Temp: 24 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.48 AU - 1.98 AU

Year: 796 Days

Day: 39.9 Hours

Environment

Temp: -29 °C

Axial Tilt: 69.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,438,013 km

• M1: 52,509 km (0.032 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.6 AU - 1.98 AU

Year: 838 Days

Day: 18.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.26 AU - 2.58 AU

Year: 1317 Days

Day: 27.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,438,013 km

• M1: 1,531,284 km (0.049 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.1

Radius: 8.8

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.35 AU - 9.57 AU

Year: 9383 Days

Day: 13 Hours

Environment

Temp: -172 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,438,013 km

• M1: 153,936 km (0.099 R)
• M2: 1,080,246 km (0.116 R)
• M3: 1,657,993 km (0.08 R)
• M4: 2,115,314 km (0.087 R)
• M5: 3,443,593 km (0.074 R)
• M6: 3,880,120 km (0.051 R)
• M7: 6,352,674 km (0.118 R)
• M8: 9,441,870 km (0.116 R)
• M9: 10,055,520 km (0.062 R)
• M10: 11,893,629 km (0.111 R)
• M11: 13,885,525 km (0.113 R)
• M12: 15,055,081 km (0.112 R)
• M13: 15,892,380 km (0.051 R)
• M14: 31,399,097 km (0.114 R)
• M15: 33,623,169 km (0.119 R)
• M16: 34,829,077 km (0.092 R)
• M17: 41,793,456 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.6

Radius: 4.1

Gravity: 40.25 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 18.55 AU - 18.97 AU

Year: 28427 Days

Day: 17.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 94,438,013 km

• M1: 52,359 km (0.047 R)
• M2: 637,736 km (0.046 R)
• M3: 782,995 km (0.053 R)
• M4: 963,261 km (0.119 R)
• M5: 2,434,705 km (0.075 R)
• M6: 3,682,800 km (0.06 R)
• M7: 3,982,445 km (0.092 R)
• M8: 4,706,648 km (0.069 R)
• M9: 5,774,029 km (0.049 R)
• M10: 6,132,615 km (0.115 R)
• M11: 6,649,625 km (0.089 R)
• M12: 7,093,781 km (0.058 R)
• M13: 10,118,650 km (0.117 R)
• M14: 11,875,677 km (0.093 R)
• M15: 12,018,693 km (0.058 R)
• M16: 14,224,214 km (0.111 R)
• M17: 15,720,791 km (0.044 R)
• M18: 20,116,874 km (0.119 R)
• M19: 32,749,816 km (0.061 R)
• M20: 32,890,289 km (0.082 R)
• M21: 41,255,203 km (0.103 R)
• M22: 42,245,392 km (0.045 R)
• M23: 57,203,683 km (0.047 R)
• M24: 62,879,875 km (0.098 R)
• M25: 65,741,981 km (0.088 R)
• M26: 65,965,630 km (0.05 R)
• M27: 66,189,877 km (0.097 R)
• M28: 73,876,814 km (0.099 R)
• M29: 85,820,110 km (0.116 R)
• M30: 86,892,278 km (0.097 R)
• M31: 88,244,942 km (0.096 R)
• M32: 89,337,156 km (0.086 R)
• M33: 92,948,897 km (0.118 R)
• M34: 93,795,920 km (0.103 R)
• M35: 94,079,408 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.1

Radius: 6.7

Gravity: 14.28 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 14.86 AU - 22.8 AU

Year: 28586 Days

Day: 24.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,438,013 km

• M1: 83,326 km (0.117 R)
• M2: 624,422 km (0.081 R)
• M3: 2,313,830 km (0.094 R)
• M4: 3,536,194 km (0.077 R)
• M5: 3,759,245 km (0.094 R)
• M6: 4,412,539 km (0.118 R)
• M7: 5,179,377 km (0.103 R)
• M8: 6,076,815 km (0.089 R)
• M9: 6,491,650 km (0.117 R)
• M10: 6,925,185 km (0.066 R)
• M11: 7,377,718 km (0.099 R)
• M12: 7,796,443 km (0.091 R)
• M13: 8,624,168 km (0.077 R)
• M14: 9,267,438 km (0.078 R)
• M15: 12,091,248 km (0.079 R)
• M16: 12,599,581 km (0.093 R)
• M17: 13,046,580 km (0.117 R)
• M18: 14,940,788 km (0.111 R)
• M19: 16,742,395 km (0.109 R)
• M20: 18,114,806 km (0.054 R)
• M21: 19,560,520 km (0.082 R)
• M22: 22,462,120 km (0.119 R)
• M23: 23,452,458 km (0.096 R)
• M24: 26,355,854 km (0.099 R)
• M25: 26,598,053 km (0.117 R)
• M26: 28,973,068 km (0.116 R)
• M27: 33,005,030 km (0.108 R)
• M28: 33,711,431 km (0.036 R)
• M29: 38,941,523 km (0.07 R)
• M30: 53,257,889 km (0.086 R)
• M31: 54,621,175 km (0.074 R)
• M32: 55,015,066 km (0.104 R)
• M33: 57,620,761 km (0.113 R)
• M34: 59,680,425 km (0.049 R)
• M35: 59,889,114 km (0.078 R)
• M36: 67,954,833 km (0.052 R)
• M37: 75,489,629 km (0.111 R)
• M38: 86,198,293 km (0.094 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 16,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit