🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.58 AU - 0.76 AU

Year: 210 Days

Day: 42.8 Hours

Environment

Temp: 94 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.67 AU - 0.85 AU

Year: 254 Days

Day: 42.7 Hours

Environment

Temp: 164 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.74 AU - 1.08 AU

Year: 332 Days

Day: 39.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,412,973 km

• M1: 56,099 km (0.071 R)

Asteroid Belt

Center: 2.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.3 AU - 4.28 AU

Year: 2825 Days

Day: 13.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394

Radius: 11.8

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.15 AU - 8.19 AU

Year: 7351 Days

Day: 8 Hours

Environment

Temp: -161 °C

Axial Tilt: 100.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,412,973 km

• M1: 146,756 km (0.09 R)
• M2: 664,065 km (0.079 R)
• M3: 1,063,790 km (0.113 R)
• M4: 1,439,730 km (0.06 R)
• M5: 2,390,724 km (0.101 R)
• M6: 2,862,705 km (0.068 R)
• M7: 3,523,927 km (0.085 R)
• M8: 3,903,008 km (0.116 R)
• M9: 5,350,218 km (0.038 R)
• M10: 5,792,729 km (0.115 R)
• M11: 7,812,749 km (0.054 R)
• M12: 8,540,692 km (0.109 R)
• M13: 10,811,139 km (0.117 R)
• M14: 11,233,304 km (0.046 R)
• M15: 11,617,771 km (0.089 R)
• M16: 12,261,191 km (0.066 R)
• M17: 14,279,416 km (0.058 R)
• M18: 17,324,032 km (0.117 R)
• M19: 20,348,901 km (0.117 R)
• M20: 21,357,639 km (0.093 R)
• M21: 24,183,992 km (0.073 R)
• M22: 27,423,683 km (0.05 R)
• M23: 27,859,013 km (0.069 R)
• M24: 28,387,393 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.5

Radius: 10

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.28 AU - 9.88 AU

Year: 8794 Days

Day: 6.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,412,973 km

• M1: 124,465 km (0.089 R)
• M2: 505,491 km (0.099 R)
• M3: 1,034,469 km (0.081 R)
• M4: 2,590,736 km (0.11 R)
• M5: 3,020,231 km (0.095 R)
• M6: 3,473,064 km (0.085 R)
• M7: 5,458,228 km (0.095 R)
• M8: 9,970,698 km (0.104 R)
• M9: 10,415,901 km (0.108 R)
• M10: 10,978,090 km (0.101 R)
• M11: 17,195,078 km (0.109 R)
• M12: 20,088,152 km (0.113 R)
• M13: 22,188,057 km (0.082 R)
• M14: 24,341,219 km (0.102 R)
• M15: 27,295,927 km (0.092 R)
• M16: 27,875,319 km (0.065 R)
• M17: 29,663,014 km (0.118 R)
• M18: 41,766,828 km (0.118 R)
• M19: 42,536,359 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.8

Radius: 10

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.86 AU - 10.92 AU

Year: 10149 Days

Day: 10.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,412,973 km

• M1: 124,465 km (0.054 R)
• M2: 567,425 km (0.108 R)
• M3: 1,456,784 km (0.107 R)
• M4: 2,188,018 km (0.103 R)
• M5: 2,637,111 km (0.089 R)
• M6: 6,167,322 km (0.081 R)
• M7: 8,937,126 km (0.072 R)
• M8: 13,432,393 km (0.087 R)
• M9: 16,487,331 km (0.114 R)
• M10: 18,292,828 km (0.086 R)
• M11: 20,900,169 km (0.114 R)
• M12: 24,590,300 km (0.073 R)
• M13: 24,972,073 km (0.118 R)
• M14: 27,756,239 km (0.103 R)
• M15: 28,904,553 km (0.057 R)
• M16: 30,851,419 km (0.11 R)
• M17: 34,884,578 km (0.086 R)
• M18: 36,964,736 km (0.093 R)
• M19: 37,340,377 km (0.05 R)
• M20: 41,102,464 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.1

Radius: 5.6

Gravity: 19.68 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 13.45 AU - 15.61 AU

Year: 21206 Days

Day: 23.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,412,973 km

• M1: 71,508 km (0.068 R)
• M2: 322,234 km (0.097 R)
• M3: 662,270 km (0.083 R)
• M4: 860,637 km (0.052 R)
• M5: 1,035,367 km (0.104 R)
• M6: 1,490,294 km (0.068 R)
• M7: 1,799,962 km (0.103 R)
• M8: 2,235,740 km (0.085 R)
• M9: 3,231,912 km (0.097 R)
• M10: 3,514,054 km (0.111 R)
• M11: 4,095,541 km (0.069 R)
• M12: 6,181,982 km (0.088 R)
• M13: 7,166,486 km (0.066 R)
• M14: 8,459,909 km (0.102 R)
• M15: 9,273,123 km (0.108 R)
• M16: 12,771,320 km (0.041 R)
• M17: 14,207,908 km (0.115 R)
• M18: 15,989,320 km (0.096 R)
• M19: 16,313,648 km (0.083 R)
• M20: 17,741,260 km (0.071 R)
• M21: 19,068,343 km (0.087 R)
• M22: 19,709,669 km (0.117 R)
• M23: 19,895,619 km (0.043 R)
• M24: 21,229,583 km (0.117 R)
• M25: 23,030,891 km (0.084 R)
• M26: 25,698,221 km (0.098 R)
• M27: 30,136,192 km (0.109 R)
• M28: 31,892,022 km (0.095 R)
• M29: 33,187,240 km (0.108 R)
• M30: 34,382,527 km (0.029 R)
• M31: 36,020,624 km (0.081 R)
• M32: 37,424,750 km (0.105 R)
• M33: 39,598,856 km (0.112 R)
• M34: 40,341,759 km (0.11 R)
• M35: 51,565,189 km (0.12 R)
• M36: 61,675,163 km (0.112 R)
• M37: 70,829,206 km (0.031 R)
• M38: 72,143,573 km (0.055 R)
• M39: 72,806,741 km (0.103 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 19,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit