🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.79 AU - 1.09 AU

Year: 345 Days

Day: 47.4 Hours

Environment

Temp: 18 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.15 AU - 1.75 AU

Year: 661 Days

Day: 13.6 Hours

Environment

Temp: -55 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.25 AU - 3.17 AU

Year: 1690 Days

Day: 41.6 Hours

Environment

Temp: -106 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,224,420 km

• M1: 1,109,268 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.42 AU - 3.72 AU

Year: 2555 Days

Day: 41.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,224,420 km

• M1: 26,329 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.64 AU - 4.12 AU

Year: 2895 Days

Day: 46 Hours

Environment

Temp: -126 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.7

Radius: 12.9

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.65 AU - 5.05 AU

Year: 4045 Days

Day: 11.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,224,420 km

• M1: 160,519 km (0.088 R)
• M2: 710,739 km (0.116 R)
• M3: 1,387,071 km (0.054 R)
• M4: 2,359,009 km (0.062 R)
• M5: 3,218,598 km (0.094 R)
• M6: 5,668,114 km (0.054 R)
• M7: 7,341,516 km (0.047 R)
• M8: 8,146,502 km (0.089 R)
• M9: 8,855,147 km (0.112 R)
• M10: 9,685,864 km (0.046 R)
• M11: 13,485,799 km (0.12 R)
• M12: 14,212,396 km (0.044 R)
• M13: 18,812,531 km (0.077 R)
• M14: 22,546,493 km (0.11 R)
• M15: 23,719,341 km (0.027 R)
• M16: 25,164,456 km (0.064 R)
• M17: 26,910,114 km (0.111 R)
• M18: 27,482,176 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.8

Radius: 9.3

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.23 AU - 8.07 AU

Year: 7241 Days

Day: 13.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,224,420 km

• M1: 116,686 km (0.12 R)
• M2: 530,324 km (0.09 R)
• M3: 836,701 km (0.07 R)
• M4: 1,234,631 km (0.116 R)
• M5: 1,626,428 km (0.063 R)
• M6: 2,010,446 km (0.102 R)
• M7: 2,305,154 km (0.112 R)
• M8: 3,347,552 km (0.077 R)
• M9: 3,950,730 km (0.11 R)
• M10: 4,811,367 km (0.093 R)
• M11: 5,257,468 km (0.081 R)
• M12: 5,822,648 km (0.084 R)
• M13: 6,729,062 km (0.117 R)
• M14: 7,109,788 km (0.102 R)
• M15: 10,372,817 km (0.111 R)
• M16: 10,881,749 km (0.059 R)
• M17: 12,354,690 km (0.1 R)
• M18: 13,192,438 km (0.119 R)
• M19: 14,519,371 km (0.091 R)
• M20: 14,980,880 km (0.107 R)
• M21: 16,862,223 km (0.105 R)
• M22: 17,761,456 km (0.105 R)
• M23: 18,356,257 km (0.045 R)
• M24: 19,655,365 km (0.11 R)
• M25: 20,651,238 km (0.097 R)
• M26: 25,551,765 km (0.068 R)
• M27: 29,676,178 km (0.075 R)
• M28: 32,922,602 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.8

Radius: 14.7

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.4 AU - 8.42 AU

Year: 8426 Days

Day: 11.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,224,420 km

• M1: 184,005 km (0.119 R)
• M2: 701,913 km (0.083 R)
• M3: 1,578,706 km (0.077 R)
• M4: 2,470,609 km (0.041 R)
• M5: 4,335,945 km (0.047 R)
• M6: 5,130,459 km (0.108 R)
• M7: 6,753,745 km (0.082 R)
• M8: 7,823,520 km (0.103 R)
• M9: 8,828,070 km (0.079 R)
• M10: 15,952,668 km (0.113 R)
• M11: 17,705,806 km (0.085 R)
• M12: 18,701,529 km (0.089 R)
• M13: 20,726,785 km (0.063 R)
• M14: 21,913,395 km (0.115 R)
• M15: 22,564,445 km (0.103 R)
• M16: 24,076,581 km (0.115 R)
• M17: 27,208,861 km (0.11 R)
• M18: 27,677,551 km (0.099 R)
• M19: 29,409,445 km (0.055 R)
• M20: 30,202,015 km (0.103 R)
• M21: 32,141,402 km (0.082 R)
• M22: 36,607,347 km (0.097 R)
• M23: 40,368,537 km (0.103 R)
• M24: 41,101,417 km (0.111 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: 398 - 12,551 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit