🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.8 AU - 0.82 AU

Year: 256 Days

Day: 26.3 Hours

Environment

Temp: 193 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.91 AU - 1.25 AU

Year: 394 Days

Day: 27.3 Hours

Environment

Temp: 157 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,982,669 km

• M1: 41,439 km (0.102 R)
• M2: 615,745 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.07 AU - 1.51 AU

Year: 515 Days

Day: 18.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.12 AU - 1.76 AU

Year: 607 Days

Day: 35.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 179.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.17 AU - 3.49 AU

Year: 2136 Days

Day: 37.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,982,669 km

• M1: 45,627 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.79 AU - 4.45 AU

Year: 2939 Days

Day: 15 Hours

Environment

Temp: -115 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.2

Radius: 10.3

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.17 AU - 7.27 AU

Year: 6818 Days

Day: 13.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,982,669 km

• M1: 204,500 km (0.038 R)
• M2: 409,300 km (0.119 R)
• M3: 797,057 km (0.045 R)
• M4: 1,217,128 km (0.115 R)
• M5: 1,710,352 km (0.098 R)
• M6: 2,430,517 km (0.109 R)
• M7: 3,915,275 km (0.115 R)
• M8: 4,437,073 km (0.057 R)
• M9: 4,844,428 km (0.117 R)
• M10: 5,398,688 km (0.103 R)
• M11: 6,831,536 km (0.106 R)
• M12: 7,037,682 km (0.046 R)
• M13: 7,643,404 km (0.115 R)
• M14: 9,065,781 km (0.033 R)
• M15: 9,440,673 km (0.106 R)
• M16: 10,285,302 km (0.12 R)
• M17: 10,942,785 km (0.104 R)
• M18: 12,596,889 km (0.098 R)
• M19: 13,324,234 km (0.046 R)
• M20: 13,529,931 km (0.052 R)
• M21: 16,348,953 km (0.085 R)
• M22: 17,037,552 km (0.081 R)
• M23: 17,598,843 km (0.113 R)
• M24: 18,603,243 km (0.066 R)
• M25: 19,091,231 km (0.112 R)
• M26: 20,036,241 km (0.034 R)
• M27: 20,288,613 km (0.111 R)
• M28: 23,497,038 km (0.078 R)
• M29: 24,322,220 km (0.094 R)
• M30: 25,672,341 km (0.1 R)
• M31: 26,767,098 km (0.093 R)
• M32: 29,758,008 km (0.105 R)
• M33: 30,127,665 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.5

Radius: 9.8

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 10.64 AU - 12.44 AU

Year: 13778 Days

Day: 14.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,982,669 km

• M1: 125,513 km (0.089 R)
• M2: 461,659 km (0.119 R)
• M3: 899,532 km (0.1 R)
• M4: 1,624,034 km (0.03 R)
• M5: 2,012,690 km (0.049 R)
• M6: 2,378,157 km (0.096 R)
• M7: 2,679,447 km (0.061 R)
• M8: 2,949,172 km (0.032 R)
• M9: 3,285,319 km (0.109 R)
• M10: 3,474,111 km (0.109 R)
• M11: 4,982,058 km (0.066 R)
• M12: 5,663,476 km (0.087 R)
• M13: 10,020,514 km (0.089 R)
• M14: 10,738,434 km (0.088 R)
• M15: 11,082,061 km (0.043 R)
• M16: 12,301,882 km (0.063 R)
• M17: 13,096,845 km (0.079 R)
• M18: 14,139,841 km (0.065 R)
• M19: 14,648,025 km (0.033 R)
• M20: 15,049,546 km (0.089 R)
• M21: 15,456,452 km (0.046 R)
• M22: 21,107,960 km (0.084 R)
• M23: 22,077,504 km (0.085 R)
• M24: 24,819,484 km (0.049 R)
• M25: 27,020,517 km (0.069 R)
• M26: 28,037,633 km (0.06 R)
• M27: 28,672,975 km (0.087 R)
• M28: 28,993,414 km (0.104 R)
• M29: 32,041,321 km (0.111 R)
• M30: 32,805,766 km (0.04 R)
• M31: 36,854,632 km (0.114 R)
• M32: 38,595,951 km (0.069 R)
• M33: 39,341,098 km (0.113 R)
• M34: 39,716,439 km (0.104 R)
• M35: 41,044,121 km (0.113 R)
• M36: 41,427,390 km (0.086 R)
• M37: 43,863,741 km (0.078 R)
• M38: 45,661,160 km (0.111 R)
• M39: 48,114,116 km (0.106 R)
• M40: 48,841,610 km (0.116 R)
• M41: 53,212,860 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.4

Radius: 13.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 9.62 AU - 14.6 AU

Year: 14811 Days

Day: 7.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,982,669 km

• M1: 176,226 km (0.099 R)
• M2: 502,200 km (0.072 R)
• M3: 1,396,197 km (0.089 R)
• M4: 1,654,852 km (0.083 R)
• M5: 2,021,366 km (0.114 R)
• M6: 4,183,504 km (0.096 R)
• M7: 4,799,848 km (0.068 R)
• M8: 5,347,077 km (0.103 R)
• M9: 6,014,283 km (0.087 R)
• M10: 6,595,920 km (0.093 R)
• M11: 7,009,707 km (0.112 R)
• M12: 7,303,817 km (0.086 R)
• M13: 7,739,446 km (0.038 R)
• M14: 8,649,749 km (0.045 R)
• M15: 22,948,313 km (0.099 R)
• M16: 31,058,612 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.9

Radius: 7.2

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 18.78 AU - 21.74 AU

Year: 32051 Days

Day: 19.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 111.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,982,669 km

• M1: 653,144 km (0.068 R)
• M2: 800,797 km (0.077 R)
• M3: 3,559,681 km (0.086 R)
• M4: 6,167,023 km (0.103 R)
• M5: 7,115,324 km (0.087 R)
• M6: 7,363,058 km (0.116 R)
• M7: 10,136,004 km (0.071 R)
• M8: 11,283,270 km (0.103 R)
• M9: 14,247,851 km (0.105 R)
• M10: 16,268,020 km (0.117 R)
• M11: 16,794,156 km (0.071 R)
• M12: 20,044,619 km (0.12 R)
• M13: 23,673,713 km (0.076 R)
• M14: 24,399,413 km (0.069 R)
• M15: 25,789,476 km (0.053 R)
• M16: 26,737,777 km (0.038 R)
• M17: 36,827,405 km (0.119 R)
• M18: 38,762,155 km (0.076 R)
• M19: 45,112,584 km (0.076 R)
• M20: 72,473,736 km (0.065 R)
• M21: 74,698,406 km (0.062 R)
• M22: 79,744,192 km (0.069 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 14,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit