🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.61 AU - 1.01 AU

Year: 278 Days

Day: 34.9 Hours

Environment

Temp: 76 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.94 AU - 1.22 AU

Year: 427 Days

Day: 41.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 7.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,792,466 km

• M1: 51,910 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.39 AU - 1.91 AU

Year: 807 Days

Day: 14.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.61 AU - 2.21 AU

Year: 1005 Days

Day: 24.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.7 AU - 2.5 AU

Year: 1159 Days

Day: 24.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,792,466 km

• M1: 334,202 km (0.114 R)
• M2: 662,419 km (0.112 R)

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.7

Radius: 10.4

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.41 AU - 7.57 AU

Year: 7806 Days

Day: 7.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,792,466 km

• M1: 134,040 km (0.103 R)
• M2: 464,651 km (0.09 R)
• M3: 1,040,453 km (0.064 R)
• M4: 1,613,563 km (0.057 R)
• M5: 2,054,876 km (0.097 R)
• M6: 3,500,141 km (0.049 R)
• M7: 4,321,882 km (0.112 R)
• M8: 4,901,275 km (0.096 R)
• M9: 6,247,506 km (0.048 R)
• M10: 8,406,802 km (0.101 R)
• M11: 9,225,850 km (0.042 R)
• M12: 10,414,705 km (0.075 R)
• M13: 12,053,699 km (0.037 R)
• M14: 13,913,649 km (0.047 R)
• M15: 19,353,177 km (0.112 R)
• M16: 25,305,976 km (0.062 R)
• M17: 27,270,196 km (0.118 R)
• M18: 28,244,676 km (0.1 R)
• M19: 29,242,345 km (0.113 R)
• M20: 29,610,804 km (0.104 R)
• M21: 30,169,403 km (0.114 R)
• M22: 31,500,076 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.1

Radius: 11.8

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.74 AU - 11.62 AU

Year: 12369 Days

Day: 9 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,792,466 km

• M1: 146,756 km (0.063 R)
• M2: 587,770 km (0.053 R)
• M3: 990,637 km (0.025 R)
• M4: 1,613,563 km (0.09 R)
• M5: 2,260,125 km (0.118 R)
• M6: 2,874,822 km (0.111 R)
• M7: 3,328,702 km (0.113 R)
• M8: 4,527,879 km (0.113 R)
• M9: 5,441,473 km (0.052 R)
• M10: 5,818,759 km (0.071 R)
• M11: 6,398,750 km (0.112 R)
• M12: 7,548,559 km (0.065 R)
• M13: 8,062,727 km (0.039 R)
• M14: 10,305,797 km (0.075 R)
• M15: 12,168,590 km (0.027 R)
• M16: 15,917,812 km (0.074 R)
• M17: 19,487,666 km (0.039 R)
• M18: 20,211,869 km (0.093 R)
• M19: 22,230,992 km (0.116 R)
• M20: 23,469,064 km (0.1 R)
• M21: 24,105,004 km (0.114 R)
• M22: 27,962,385 km (0.065 R)
• M23: 32,324,510 km (0.107 R)
• M24: 36,876,025 km (0.065 R)
• M25: 37,735,913 km (0.085 R)
• M26: 43,313,819 km (0.056 R)
• M27: 44,271,096 km (0.072 R)
• M28: 46,369,655 km (0.098 R)
• M29: 48,827,249 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.9

Radius: 12.1

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.46 AU - 12.12 AU

Year: 12570 Days

Day: 11.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,792,466 km

• M1: 155,731 km (0.099 R)
• M2: 869,164 km (0.06 R)
• M3: 2,282,564 km (0.093 R)
• M4: 4,319,938 km (0.118 R)
• M5: 7,330,744 km (0.025 R)
• M6: 8,294,005 km (0.089 R)
• M7: 12,425,599 km (0.116 R)
• M8: 13,051,816 km (0.075 R)
• M9: 13,746,100 km (0.032 R)
• M10: 16,718,609 km (0.081 R)
• M11: 19,256,238 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.5

Radius: 3.2

Gravity: 60.69 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 12.79 AU - 15.69 AU

Year: 20463 Days

Day: 24.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,792,466 km

• M1: 42,486 km (0.109 R)
• M2: 165,754 km (0.076 R)
• M3: 267,631 km (0.085 R)
• M4: 394,190 km (0.119 R)
• M5: 568,921 km (0.095 R)
• M6: 732,132 km (0.075 R)
• M7: 914,193 km (0.078 R)
• M8: 2,160,792 km (0.097 R)
• M9: 2,376,213 km (0.103 R)
• M10: 3,585,861 km (0.072 R)
• M11: 4,968,893 km (0.09 R)
• M12: 5,079,596 km (0.096 R)
• M13: 5,657,642 km (0.065 R)
• M14: 7,751,414 km (0.07 R)
• M15: 8,462,752 km (0.065 R)
• M16: 8,834,353 km (0.052 R)
• M17: 9,667,014 km (0.105 R)
• M18: 10,550,689 km (0.103 R)
• M19: 12,750,077 km (0.051 R)
• M20: 12,888,305 km (0.101 R)
• M21: 13,738,320 km (0.039 R)
• M22: 17,683,665 km (0.107 R)
• M23: 18,554,026 km (0.111 R)
• M24: 25,351,753 km (0.089 R)
• M25: 26,456,832 km (0.116 R)
• M26: 26,681,678 km (0.084 R)
• M27: 34,701,470 km (0.108 R)
• M28: 64,333,517 km (0.087 R)
• M29: 68,687,414 km (0.111 R)
• M30: 73,233,693 km (0.097 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 18,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit