🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.56 AU - 0.82 AU

Year: 209 Days

Day: 41 Hours

Environment

Temp: 195 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.85 AU - 1.15 AU

Year: 365 Days

Day: 16.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,063,985 km

• M1: 308,920 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.51 AU - 2.03 AU

Year: 860 Days

Day: 15.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.7

Radius: 8.6

Gravity: 8.89 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.82 AU - 5.32 AU

Year: 4170 Days

Day: 5.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 106,063,985 km

• M1: 107,112 km (0.04 R)
• M2: 430,991 km (0.108 R)
• M3: 1,077,553 km (0.078 R)
• M4: 2,486,317 km (0.101 R)
• M5: 2,853,430 km (0.101 R)
• M6: 3,552,949 km (0.108 R)
• M7: 4,649,352 km (0.111 R)
• M8: 4,949,296 km (0.076 R)
• M9: 6,933,113 km (0.103 R)
• M10: 7,426,038 km (0.066 R)
• M11: 8,518,701 km (0.07 R)
• M12: 9,674,793 km (0.082 R)
• M13: 10,975,846 km (0.065 R)
• M14: 11,509,611 km (0.061 R)
• M15: 11,874,929 km (0.065 R)
• M16: 12,822,183 km (0.106 R)
• M17: 17,475,874 km (0.116 R)
• M18: 17,898,039 km (0.062 R)
• M19: 19,525,813 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.1

Radius: 15

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.24 AU - 6.68 AU

Year: 4660 Days

Day: 7.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 106,063,985 km

• M1: 189,241 km (0.087 R)
• M2: 924,964 km (0.108 R)
• M3: 1,429,557 km (0.087 R)
• M4: 2,042,011 km (0.12 R)
• M5: 3,369,692 km (0.079 R)
• M6: 3,852,444 km (0.068 R)
• M7: 4,688,547 km (0.112 R)
• M8: 6,358,807 km (0.107 R)
• M9: 8,112,992 km (0.09 R)
• M10: 13,234,475 km (0.051 R)
• M11: 16,925,204 km (0.083 R)
• M12: 17,452,387 km (0.109 R)
• M13: 17,990,790 km (0.082 R)
• M14: 18,540,113 km (0.113 R)
• M15: 20,386,899 km (0.12 R)
• M16: 20,917,223 km (0.108 R)
• M17: 22,213,937 km (0.033 R)
• M18: 24,518,193 km (0.094 R)
• M19: 25,959,569 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.3

Radius: 9

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.7 AU - 10.54 AU

Year: 10060 Days

Day: 8.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 106,063,985 km

• M1: 231,727 km (0.079 R)
• M2: 795,711 km (0.12 R)
• M3: 1,078,750 km (0.038 R)
• M4: 2,534,786 km (0.064 R)
• M5: 2,920,300 km (0.102 R)
• M6: 4,439,317 km (0.12 R)
• M7: 6,300,614 km (0.045 R)
• M8: 8,943,260 km (0.081 R)
• M9: 14,634,113 km (0.066 R)
• M10: 16,765,882 km (0.091 R)
• M11: 19,829,497 km (0.083 R)
• M12: 21,851,013 km (0.091 R)
• M13: 23,929,376 km (0.075 R)
• M14: 25,016,654 km (0.109 R)
• M15: 27,372,820 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.4

Radius: 3.3

Gravity: 82.41 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 14.66 AU - 22.08 AU

Year: 28758 Days

Day: 23.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 106,063,985 km

• M1: 40,990 km (0.091 R)
• M2: 156,928 km (0.101 R)
• M3: 391,797 km (0.076 R)
• M4: 525,986 km (0.087 R)
• M5: 1,434,644 km (0.038 R)
• M6: 1,883,138 km (0.064 R)
• M7: 2,818,573 km (0.08 R)
• M8: 3,199,599 km (0.092 R)
• M9: 4,357,038 km (0.114 R)
• M10: 4,824,531 km (0.067 R)
• M11: 4,987,593 km (0.067 R)
• M12: 5,154,395 km (0.118 R)
• M13: 5,676,940 km (0.103 R)
• M14: 6,575,275 km (0.101 R)
• M15: 7,401,803 km (0.094 R)
• M16: 7,564,267 km (0.107 R)
• M17: 8,353,545 km (0.1 R)
• M18: 10,564,153 km (0.106 R)
• M19: 11,119,011 km (0.098 R)
• M20: 11,260,830 km (0.032 R)
• M21: 12,136,576 km (0.082 R)
• M22: 13,453,636 km (0.068 R)
• M23: 13,695,535 km (0.09 R)
• M24: 14,777,427 km (0.066 R)
• M25: 25,065,572 km (0.115 R)
• M26: 25,309,267 km (0.078 R)
• M27: 25,801,444 km (0.069 R)
• M28: 25,925,610 km (0.114 R)
• M29: 26,678,237 km (0.111 R)
• M30: 28,756,301 km (0.096 R)
• M31: 30,108,516 km (0.086 R)
• M32: 38,957,978 km (0.112 R)
• M33: 42,311,215 km (0.108 R)
• M34: 42,656,636 km (0.085 R)
• M35: 57,435,858 km (0.106 R)
• M36: 61,765,819 km (0.084 R)
• M37: 65,382,497 km (0.097 R)
• M38: 69,377,060 km (0.112 R)
• M39: 70,098,421 km (0.073 R)
• M40: 80,995,130 km (0.12 R)
• M41: 81,261,115 km (0.12 R)
• M42: 85,596,760 km (0.106 R)
• M43: 88,102,076 km (0.032 R)
• M44: 94,725,521 km (0.09 R)
• M45: 101,673,146 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 18,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit