🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.96 AU - 1.34 AU

Year: 453 Days

Day: 23.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 63,449,337 km

• M1: 81,980 km (0.097 R)
• M2: 120,875 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.31 AU - 1.73 AU

Year: 688 Days

Day: 26.1 Hours

Environment

Temp: -30 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,449,337 km

• M1: 696,976 km (0.084 R)
• M2: 874,699 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.63 AU - 3.41 AU

Year: 1927 Days

Day: 15.2 Hours

Environment

Temp: -104 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.17 AU - 3.55 AU

Year: 2261 Days

Day: 18.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.84 AU - 4.18 AU

Year: 2948 Days

Day: 21.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.26 AU - 4.88 AU

Year: 3014 Days

Day: 37.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.8

Radius: 11.8

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.83 AU - 8.47 AU

Year: 7018 Days

Day: 13.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,449,337 km

• M1: 148,102 km (0.108 R)
• M2: 534,812 km (0.097 R)
• M3: 1,483,412 km (0.117 R)
• M4: 2,450,264 km (0.119 R)
• M5: 3,993,066 km (0.106 R)
• M6: 5,024,095 km (0.085 R)
• M7: 6,284,756 km (0.098 R)
• M8: 7,850,747 km (0.076 R)
• M9: 9,662,676 km (0.116 R)
• M10: 13,078,594 km (0.062 R)
• M11: 16,462,498 km (0.102 R)
• M12: 19,403,891 km (0.079 R)
• M13: 21,135,337 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.6

Radius: 9.5

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.96 AU - 9.66 AU

Year: 8794 Days

Day: 5.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,449,337 km

• M1: 118,332 km (0.055 R)
• M2: 564,882 km (0.083 R)
• M3: 940,073 km (0.116 R)
• M4: 1,359,097 km (0.037 R)
• M5: 2,145,832 km (0.119 R)
• M6: 2,597,318 km (0.118 R)
• M7: 3,170,278 km (0.12 R)
• M8: 4,466,992 km (0.069 R)
• M9: 4,853,553 km (0.117 R)
• M10: 6,086,988 km (0.069 R)
• M11: 7,029,604 km (0.108 R)
• M12: 7,770,712 km (0.102 R)
• M13: 8,331,405 km (0.102 R)
• M14: 9,744,656 km (0.116 R)
• M15: 10,088,880 km (0.094 R)
• M16: 13,143,220 km (0.117 R)
• M17: 13,457,824 km (0.073 R)
• M18: 13,831,370 km (0.118 R)
• M19: 15,107,440 km (0.096 R)
• M20: 16,339,678 km (0.053 R)
• M21: 18,605,936 km (0.098 R)
• M22: 20,159,061 km (0.058 R)
• M23: 20,718,856 km (0.119 R)
• M24: 22,610,372 km (0.113 R)
• M25: 22,986,910 km (0.1 R)
• M26: 24,377,272 km (0.085 R)
• M27: 25,173,432 km (0.1 R)
• M28: 25,496,713 km (0.078 R)
• M29: 26,901,736 km (0.108 R)
• M30: 29,595,545 km (0.052 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417

Radius: 14.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 11.17 AU - 12.07 AU

Year: 14541 Days

Day: 7.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,449,337 km

• M1: 181,612 km (0.103 R)
• M2: 742,454 km (0.055 R)
• M3: 1,556,566 km (0.086 R)
• M4: 2,728,964 km (0.044 R)
• M5: 3,263,627 km (0.072 R)
• M6: 4,577,545 km (0.118 R)
• M7: 6,145,929 km (0.113 R)
• M8: 7,278,535 km (0.051 R)
• M9: 8,004,832 km (0.085 R)
• M10: 9,208,796 km (0.084 R)
• M11: 9,803,896 km (0.045 R)
• M12: 10,530,493 km (0.106 R)
• M13: 11,237,044 km (0.079 R)
• M14: 13,111,805 km (0.074 R)
• M15: 15,051,640 km (0.091 R)
• M16: 16,591,152 km (0.111 R)
• M17: 17,473,929 km (0.106 R)
• M18: 18,935,650 km (0.076 R)
• M19: 21,579,642 km (0.056 R)
• M20: 23,443,183 km (0.098 R)
• M21: 25,315,700 km (0.093 R)
• M22: 25,896,439 km (0.031 R)
• M23: 28,829,754 km (0.065 R)
• M24: 30,977,381 km (0.109 R)
• M25: 32,999,944 km (0.111 R)
• M26: 35,348,780 km (0.081 R)
• M27: 35,831,682 km (0.074 R)
• M28: 36,564,113 km (0.106 R)
• M29: 39,206,909 km (0.065 R)
• M30: 40,772,900 km (0.099 R)
• M31: 41,974,619 km (0.069 R)
• M32: 42,788,731 km (0.082 R)
• M33: 51,984,213 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.9

Radius: 5.6

Gravity: 15.91 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 12.52 AU - 14.12 AU

Year: 17846 Days

Day: 16.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 63,449,337 km

• M1: 69,713 km (0.09 R)
• M2: 283,488 km (0.026 R)
• M3: 518,207 km (0.114 R)
• M4: 772,523 km (0.118 R)
• M5: 967,898 km (0.105 R)
• M6: 1,170,753 km (0.05 R)
• M7: 1,680,283 km (0.109 R)
• M8: 2,627,238 km (0.115 R)
• M9: 3,126,296 km (0.113 R)
• M10: 3,358,771 km (0.091 R)
• M11: 5,144,072 km (0.11 R)
• M12: 5,358,895 km (0.038 R)
• M13: 6,360,303 km (0.101 R)
• M14: 6,734,298 km (0.077 R)
• M15: 7,035,139 km (0.088 R)
• M16: 7,992,117 km (0.099 R)
• M17: 8,929,946 km (0.09 R)
• M18: 9,398,935 km (0.084 R)
• M19: 9,994,335 km (0.074 R)
• M20: 10,672,013 km (0.055 R)
• M21: 13,353,106 km (0.057 R)
• M22: 13,691,347 km (0.075 R)
• M23: 13,897,044 km (0.096 R)
• M24: 15,174,759 km (0.073 R)
• M25: 15,617,569 km (0.117 R)
• M26: 15,993,060 km (0.042 R)
• M27: 17,555,759 km (0.097 R)
• M28: 21,623,026 km (0.047 R)
• M29: 21,995,674 km (0.065 R)
• M30: 23,725,923 km (0.09 R)
• M31: 24,826,814 km (0.117 R)
• M32: 26,594,612 km (0.066 R)
• M33: 26,915,051 km (0.063 R)
• M34: 36,703,688 km (0.115 R)
• M35: 42,967,351 km (0.114 R)
• M36: 44,750,408 km (0.063 R)
• M37: 52,209,358 km (0.066 R)
• M38: 53,048,602 km (0.091 R)
• M39: 55,619,890 km (0.117 R)
• M40: 57,557,482 km (0.104 R)
• M41: 59,357,593 km (0.082 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 17,375 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit