🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.4 AU - 0.64 AU

Year: 138 Days

Day: 24.8 Hours

Environment

Temp: 211 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.84 AU - 1.2 AU

Year: 378 Days

Day: 33.5 Hours

Environment

Temp: 25 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 87,471,545 km

• M1: 38,895 km (0.048 R)
• M2: 191,934 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.97 AU - 1.21 AU

Year: 418 Days

Day: 33.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,471,545 km

• M1: 22,589 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.16 AU - 1.7 AU

Year: 628 Days

Day: 12.9 Hours

Environment

Temp: -25 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.13 AU - 2.71 AU

Year: 1382 Days

Day: 36.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,471,545 km

• M1: 1,400,086 km (0.036 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.07 AU - 3.59 AU

Year: 2231 Days

Day: 42.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,471,545 km

• M1: 36,352 km (0.101 R)

Asteroid Belt

Center: 6.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.8

Radius: 12

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 8.2 AU - 12.76 AU

Year: 12454 Days

Day: 7.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,471,545 km

• M1: 149,299 km (0.076 R)
• M2: 942,467 km (0.106 R)
• M3: 1,982,770 km (0.069 R)
• M4: 3,213,362 km (0.09 R)
• M5: 5,373,855 km (0.052 R)
• M6: 5,879,196 km (0.051 R)
• M7: 8,039,838 km (0.106 R)
• M8: 9,607,175 km (0.042 R)
• M9: 10,853,475 km (0.102 R)
• M10: 11,663,248 km (0.049 R)
• M11: 13,599,344 km (0.094 R)
• M12: 14,747,807 km (0.085 R)
• M13: 16,254,257 km (0.099 R)
• M14: 18,019,512 km (0.094 R)
• M15: 18,662,484 km (0.118 R)
• M16: 20,423,251 km (0.102 R)
• M17: 25,455,424 km (0.045 R)
• M18: 28,042,869 km (0.101 R)
• M19: 31,258,325 km (0.109 R)
• M20: 34,959,078 km (0.116 R)
• M21: 40,153,116 km (0.092 R)
• M22: 44,954,459 km (0.108 R)
• M23: 46,887,114 km (0.104 R)
• M24: 51,077,201 km (0.032 R)
• M25: 53,509,662 km (0.062 R)
• M26: 54,503,890 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.1

Radius: 5.1

Gravity: 26.8 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 15.59 AU - 16.19 AU

Year: 23252 Days

Day: 24 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,471,545 km

• M1: 99,034 km (0.104 R)
• M2: 390,600 km (0.111 R)
• M3: 690,394 km (0.117 R)
• M4: 939,475 km (0.074 R)
• M5: 1,498,671 km (0.102 R)
• M6: 2,147,029 km (0.107 R)
• M7: 3,299,680 km (0.113 R)
• M8: 3,975,713 km (0.089 R)
• M9: 6,372,869 km (0.105 R)
• M10: 6,928,027 km (0.083 R)
• M11: 7,414,669 km (0.12 R)
• M12: 10,760,425 km (0.115 R)
• M13: 11,018,182 km (0.083 R)
• M14: 11,479,093 km (0.085 R)
• M15: 12,159,764 km (0.078 R)
• M16: 13,378,089 km (0.049 R)
• M17: 14,675,551 km (0.11 R)
• M18: 18,603,094 km (0.066 R)
• M19: 25,953,136 km (0.116 R)
• M20: 29,190,883 km (0.116 R)
• M21: 31,231,248 km (0.085 R)
• M22: 33,775,160 km (0.094 R)
• M23: 34,466,901 km (0.084 R)
• M24: 39,271,087 km (0.118 R)
• M25: 40,810,449 km (0.101 R)
• M26: 41,753,215 km (0.042 R)
• M27: 41,911,788 km (0.112 R)
• M28: 45,167,038 km (0.087 R)
• M29: 45,333,989 km (0.113 R)
• M30: 46,175,477 km (0.118 R)
• M31: 47,716,186 km (0.104 R)
• M32: 53,099,315 km (0.099 R)
• M33: 53,846,258 km (0.079 R)
• M34: 55,170,348 km (0.118 R)
• M35: 60,480,624 km (0.116 R)
• M36: 61,910,929 km (0.068 R)
• M37: 69,847,545 km (0.033 R)
• M38: 73,942,637 km (0.058 R)
• M39: 74,174,663 km (0.104 R)
• M40: 78,677,111 km (0.076 R)
• M41: 82,357,667 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392

Radius: 4

Gravity: 24.5 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 16.3 AU - 23.5 AU

Year: 32588 Days

Day: 21.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,471,545 km

• M1: 197,020 km (0.107 R)
• M2: 2,031,240 km (0.115 R)
• M3: 2,181,885 km (0.113 R)
• M4: 2,481,679 km (0.068 R)
• M5: 3,516,148 km (0.102 R)
• M6: 5,771,635 km (0.084 R)
• M7: 7,701,598 km (0.111 R)
• M8: 8,176,421 km (0.05 R)
• M9: 8,448,540 km (0.089 R)
• M10: 9,359,890 km (0.075 R)
• M11: 18,279,663 km (0.114 R)
• M12: 19,698,300 km (0.066 R)
• M13: 21,598,492 km (0.032 R)
• M14: 30,164,167 km (0.101 R)
• M15: 30,293,120 km (0.092 R)
• M16: 30,422,672 km (0.084 R)
• M17: 32,815,939 km (0.098 R)
• M18: 44,308,047 km (0.112 R)
• M19: 47,549,384 km (0.04 R)
• M20: 51,680,230 km (0.052 R)
• M21: 59,422,369 km (0.054 R)
• M22: 59,625,223 km (0.077 R)
• M23: 59,828,527 km (0.032 R)
• M24: 60,236,630 km (0.072 R)
• M25: 60,852,225 km (0.068 R)
• M26: 72,660,883 km (0.051 R)
• M27: 73,125,384 km (0.105 R)
• M28: 82,835,183 km (0.032 R)
• M29: 85,907,325 km (0.044 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 18,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit