🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.52 AU - 0.74 AU

Year: 185 Days

Day: 16.1 Hours

Environment

Temp: 153 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,842,944 km

• M1: 39,643 km (0.111 R)
• M2: 174,730 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.59 AU - 0.89 AU

Year: 236 Days

Day: 14.5 Hours

Environment

Temp: 141 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,842,944 km

• M1: 35,604 km (0.055 R)
• M2: 114,293 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.72 AU - 0.86 AU

Year: 260 Days

Day: 27.6 Hours

Environment

Temp: 92 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.34 AU - 1.62 AU

Year: 668 Days

Day: 31.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 28.8 °

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: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.34 AU - 1.86 AU

Year: 751 Days

Day: 12.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.7

Radius: 12.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.82 AU - 9.68 AU

Year: 8788 Days

Day: 8.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 84,842,944 km

• M1: 153,039 km (0.112 R)
• M2: 604,824 km (0.06 R)
• M3: 1,330,374 km (0.057 R)
• M4: 2,072,080 km (0.119 R)
• M5: 2,850,737 km (0.113 R)
• M6: 3,743,687 km (0.093 R)
• M7: 4,871,655 km (0.114 R)
• M8: 7,287,959 km (0.065 R)
• M9: 8,232,969 km (0.08 R)
• M10: 8,650,048 km (0.094 R)
• M11: 9,081,339 km (0.099 R)
• M12: 10,852,877 km (0.071 R)
• M13: 11,253,500 km (0.078 R)
• M14: 12,569,512 km (0.074 R)
• M15: 17,883,827 km (0.103 R)
• M16: 21,031,965 km (0.115 R)
• M17: 22,453,294 km (0.11 R)
• M18: 25,049,715 km (0.046 R)
• M19: 26,375,301 km (0.082 R)
• M20: 26,827,386 km (0.112 R)
• M21: 29,165,900 km (0.093 R)
• M22: 32,045,360 km (0.096 R)
• M23: 33,395,780 km (0.084 R)
• M24: 34,138,384 km (0.062 R)
• M25: 35,766,757 km (0.091 R)
• M26: 37,903,014 km (0.076 R)
• M27: 38,827,529 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.3

Radius: 10.4

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 9.61 AU - 13.27 AU

Year: 14350 Days

Day: 5.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 178.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,842,944 km

• M1: 130,150 km (0.057 R)
• M2: 705,504 km (0.087 R)
• M3: 1,157,588 km (0.034 R)
• M4: 1,637,648 km (0.111 R)
• M5: 2,301,862 km (0.074 R)
• M6: 3,159,657 km (0.082 R)
• M7: 5,108,318 km (0.081 R)
• M8: 6,596,817 km (0.097 R)
• M9: 7,420,802 km (0.088 R)
• M10: 8,180,311 km (0.105 R)
• M11: 12,541,687 km (0.076 R)
• M12: 13,072,760 km (0.113 R)
• M13: 14,116,803 km (0.094 R)
• M14: 17,582,537 km (0.117 R)
• M15: 23,563,310 km (0.079 R)
• M16: 25,856,197 km (0.079 R)
• M17: 28,495,402 km (0.077 R)
• M18: 29,516,857 km (0.03 R)
• M19: 30,246,296 km (0.097 R)
• M20: 35,225,661 km (0.109 R)
• M21: 37,482,943 km (0.091 R)
• M22: 40,469,814 km (0.1 R)
• M23: 42,021,144 km (0.047 R)
• M24: 43,344,038 km (0.091 R)
• M25: 44,558,025 km (0.116 R)
• M26: 46,491,577 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.6

Radius: 3.6

Gravity: 41.02 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 13.11 AU - 21.53 AU

Year: 26732 Days

Day: 23.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,842,944 km

• M1: 44,730 km (0.057 R)
• M2: 314,156 km (0.08 R)
• M3: 454,030 km (0.118 R)
• M4: 887,564 km (0.09 R)
• M5: 1,808,339 km (0.101 R)
• M6: 2,645,040 km (0.108 R)
• M7: 4,734,623 km (0.026 R)
• M8: 4,959,768 km (0.038 R)
• M9: 5,846,434 km (0.109 R)
• M10: 12,315,346 km (0.104 R)
• M11: 15,502,079 km (0.034 R)
• M12: 17,108,760 km (0.048 R)
• M13: 27,660,197 km (0.103 R)
• M14: 28,389,038 km (0.07 R)
• M15: 36,684,539 km (0.115 R)
• M16: 49,412,775 km (0.075 R)
• M17: 55,117,989 km (0.098 R)
• M18: 56,852,876 km (0.104 R)
• M19: 65,861,061 km (0.065 R)
• M20: 82,324,307 km (0.107 R)
• M21: 83,829,411 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 17,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit