🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.52 AU - 0.78 AU

Year: 190 Days

Day: 46.7 Hours

Environment

Temp: 222 °C

Axial Tilt: 104 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.71 AU - 0.87 AU

Year: 254 Days

Day: 37.6 Hours

Environment

Temp: 182 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.05 AU - 1.17 AU

Year: 423 Days

Day: 31 Hours

Environment

Temp: 10 °C

Axial Tilt: 41.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.09 AU - 1.79 AU

Year: 625 Days

Day: 27 Hours

Environment

Temp: -22 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.44 AU - 1.76 AU

Year: 732 Days

Day: 27 Hours

Environment

Temp: -30 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,823,823 km

• M1: 61,934 km (0.115 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.6

Radius: 13.6

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 7.65 AU - 7.79 AU

Year: 7757 Days

Day: 8.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 104,823,823 km

• M1: 169,195 km (0.118 R)
• M2: 831,315 km (0.112 R)
• M3: 1,416,841 km (0.064 R)
• M4: 2,210,309 km (0.05 R)
• M5: 3,402,005 km (0.097 R)
• M6: 3,846,311 km (0.104 R)
• M7: 4,745,394 km (0.116 R)
• M8: 5,372,658 km (0.087 R)
• M9: 7,300,526 km (0.057 R)
• M10: 8,907,356 km (0.088 R)
• M11: 9,515,322 km (0.039 R)
• M12: 11,311,394 km (0.082 R)
• M13: 14,255,929 km (0.096 R)
• M14: 16,448,884 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307

Radius: 7.9

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 13.12 AU - 14.38 AU

Year: 18439 Days

Day: 15.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 104,823,823 km

• M1: 98,884 km (0.031 R)
• M2: 733,778 km (0.119 R)
• M3: 1,230,891 km (0.108 R)
• M4: 3,543,375 km (0.12 R)
• M5: 3,948,785 km (0.106 R)
• M6: 5,563,096 km (0.096 R)
• M7: 6,187,518 km (0.111 R)
• M8: 6,816,876 km (0.079 R)
• M9: 7,662,852 km (0.119 R)
• M10: 8,156,973 km (0.097 R)
• M11: 9,409,556 km (0.114 R)
• M12: 10,952,659 km (0.07 R)
• M13: 12,719,260 km (0.107 R)
• M14: 16,290,311 km (0.101 R)
• M15: 17,564,136 km (0.032 R)
• M16: 19,638,909 km (0.084 R)
• M17: 19,888,289 km (0.091 R)
• M18: 20,735,162 km (0.1 R)
• M19: 21,080,434 km (0.09 R)
• M20: 24,651,934 km (0.116 R)
• M21: 36,731,962 km (0.095 R)
• M22: 38,783,248 km (0.089 R)
• M23: 39,837,165 km (0.118 R)
• M24: 41,864,216 km (0.113 R)
• M25: 42,833,311 km (0.081 R)
• M26: 44,960,294 km (0.06 R)
• M27: 47,156,540 km (0.066 R)
• M28: 48,811,990 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.8

Radius: 8

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 13.89 AU - 19.19 AU

Year: 24327 Days

Day: 18.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 104,823,823 km

• M1: 99,632 km (0.045 R)
• M2: 392,096 km (0.066 R)
• M3: 664,813 km (0.091 R)
• M4: 1,569,132 km (0.082 R)
• M5: 2,316,224 km (0.117 R)
• M6: 2,792,992 km (0.103 R)
• M7: 3,230,267 km (0.06 R)
• M8: 4,150,294 km (0.095 R)
• M9: 4,621,976 km (0.059 R)
• M10: 5,024,843 km (0.071 R)
• M11: 8,383,764 km (0.053 R)
• M12: 11,980,097 km (0.115 R)
• M13: 12,356,485 km (0.03 R)
• M14: 13,941,923 km (0.115 R)
• M15: 14,998,982 km (0.075 R)
• M16: 18,078,155 km (0.116 R)
• M17: 23,547,154 km (0.109 R)
• M18: 31,072,525 km (0.113 R)
• M19: 32,870,392 km (0.111 R)
• M20: 36,541,225 km (0.097 R)
• M21: 38,815,412 km (0.078 R)
• M22: 39,226,357 km (0.078 R)
• M23: 42,328,718 km (0.062 R)
• M24: 43,939,737 km (0.056 R)
• M25: 44,385,987 km (0.11 R)
• M26: 45,590,998 km (0.117 R)
• M27: 46,048,469 km (0.107 R)
• M28: 46,508,931 km (0.102 R)
• M29: 53,790,308 km (0.114 R)
• M30: 56,727,662 km (0.08 R)
• M31: 57,434,063 km (0.116 R)
• M32: 59,952,543 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839

Radius: 5.5

Gravity: 27.74 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 14.11 AU - 23.27 AU

Year: 29222 Days

Day: 15 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 104,823,823 km

• M1: 70,909 km (0.087 R)
• M2: 407,953 km (0.096 R)
• M3: 1,199,177 km (0.088 R)
• M4: 1,627,924 km (0.093 R)
• M5: 2,062,356 km (0.107 R)
• M6: 3,501,039 km (0.057 R)
• M7: 4,955,878 km (0.045 R)
• M8: 6,722,629 km (0.11 R)
• M9: 7,394,473 km (0.104 R)
• M10: 8,810,567 km (0.04 R)
• M11: 18,465,164 km (0.053 R)
• M12: 19,062,808 km (0.119 R)
• M13: 19,366,492 km (0.078 R)
• M14: 20,401,858 km (0.087 R)
• M15: 21,148,352 km (0.115 R)
• M16: 23,612,827 km (0.097 R)
• M17: 26,137,590 km (0.099 R)
• M18: 28,178,105 km (0.105 R)
• M19: 35,235,086 km (0.12 R)
• M20: 39,658,994 km (0.091 R)
• M21: 44,616,518 km (0.079 R)
• M22: 58,676,623 km (0.085 R)
• M23: 68,575,514 km (0.112 R)
• M24: 70,487,226 km (0.094 R)
• M25: 76,435,087 km (0.053 R)
• M26: 83,516,302 km (0.037 R)
• M27: 87,633,086 km (0.112 R)
• M28: 92,171,287 km (0.086 R)
• M29: 98,361,797 km (0.087 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 13,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit