🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.45 AU - 0.55 AU

Year: 134 Days

Day: 33.7 Hours

Environment

Temp: 216 °C

Axial Tilt: 133.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.67 AU - 0.77 AU

Year: 231 Days

Day: 13.7 Hours

Environment

Temp: 91 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.39 AU - 1.69 AU

Year: 724 Days

Day: 37.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,589,693 km

• M1: 32,014 km (0.093 R)
• M2: 335,249 km (0.087 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.59 AU - 2.25 AU

Year: 1008 Days

Day: 24 Hours

Environment

Temp: -85 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.12 AU - 2.68 AU

Year: 1408 Days

Day: 28.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.4

Radius: 13.5

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.4 AU - 4.4 AU

Year: 3496 Days

Day: 9.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,589,693 km

• M1: 174,730 km (0.109 R)
• M2: 651,648 km (0.072 R)
• M3: 1,212,192 km (0.111 R)
• M4: 1,638,396 km (0.113 R)
• M5: 2,166,925 km (0.088 R)
• M6: 3,135,721 km (0.098 R)
• M7: 3,980,949 km (0.087 R)
• M8: 5,199,274 km (0.11 R)
• M9: 7,712,668 km (0.078 R)
• M10: 8,267,526 km (0.075 R)
• M11: 10,834,327 km (0.12 R)
• M12: 11,891,086 km (0.103 R)
• M13: 13,670,104 km (0.117 R)
• M14: 16,012,058 km (0.05 R)
• M15: 16,662,360 km (0.112 R)
• M16: 17,382,525 km (0.101 R)

Asteroid Belt

Center: 5.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 10.9

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.21 AU - 6.19 AU

Year: 5154 Days

Day: 11.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 34,589,693 km

• M1: 184,604 km (0.108 R)
• M2: 542,891 km (0.093 R)
• M3: 1,294,470 km (0.052 R)
• M4: 1,636,601 km (0.106 R)
• M5: 2,267,006 km (0.043 R)
• M6: 2,683,337 km (0.072 R)
• M7: 3,170,428 km (0.092 R)
• M8: 3,715,862 km (0.095 R)
• M9: 4,058,441 km (0.085 R)
• M10: 4,702,759 km (0.047 R)
• M11: 5,385,374 km (0.052 R)
• M12: 5,886,527 km (0.109 R)
• M13: 6,227,161 km (0.059 R)
• M14: 6,846,646 km (0.096 R)
• M15: 7,189,075 km (0.045 R)
• M16: 8,439,713 km (0.108 R)
• M17: 8,793,961 km (0.098 R)
• M18: 9,406,265 km (0.093 R)
• M19: 9,830,226 km (0.097 R)
• M20: 11,132,176 km (0.114 R)
• M21: 12,852,701 km (0.115 R)
• M22: 14,130,566 km (0.097 R)
• M23: 16,203,544 km (0.112 R)
• M24: 16,690,485 km (0.115 R)
• M25: 17,502,502 km (0.065 R)
• M26: 18,275,175 km (0.106 R)
• M27: 18,669,964 km (0.084 R)
• M28: 20,027,265 km (0.112 R)
• M29: 20,517,498 km (0.032 R)
• M30: 21,231,827 km (0.095 R)
• M31: 23,320,064 km (0.106 R)
• M32: 24,893,235 km (0.028 R)
• M33: 27,641,647 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.7

Radius: 8.4

Gravity: 11.15 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.66 AU - 7.56 AU

Year: 5720 Days

Day: 11.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 34,589,693 km

• M1: 110,553 km (0.101 R)
• M2: 466,745 km (0.084 R)
• M3: 911,201 km (0.04 R)
• M4: 1,255,725 km (0.076 R)
• M5: 2,262,219 km (0.075 R)
• M6: 2,569,194 km (0.115 R)
• M7: 3,352,787 km (0.119 R)
• M8: 4,063,078 km (0.071 R)
• M9: 4,625,417 km (0.081 R)
• M10: 4,925,510 km (0.112 R)
• M11: 5,267,640 km (0.089 R)
• M12: 6,225,815 km (0.102 R)
• M13: 6,660,396 km (0.082 R)
• M14: 7,855,235 km (0.119 R)
• M15: 8,244,039 km (0.078 R)
• M16: 8,934,284 km (0.041 R)
• M17: 10,522,864 km (0.107 R)
• M18: 11,091,934 km (0.115 R)
• M19: 11,731,315 km (0.055 R)
• M20: 17,366,667 km (0.025 R)
• M21: 20,763,736 km (0.115 R)
• M22: 22,891,466 km (0.1 R)
• M23: 23,525,163 km (0.086 R)
• M24: 24,662,107 km (0.12 R)
• M25: 26,349,421 km (0.052 R)
• M26: 26,782,956 km (0.1 R)
• M27: 28,838,879 km (0.072 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 19,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit