🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.58 AU - 0.6 AU

Year: 161 Days

Day: 40.3 Hours

Environment

Temp: 192 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,959,312 km

• M1: 62,981 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.64 AU - 0.84 AU

Year: 226 Days

Day: 15.8 Hours

Environment

Temp: 217 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.25 AU - 1.75 AU

Year: 652 Days

Day: 22.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.6 AU - 2 AU

Year: 857 Days

Day: 43.1 Hours

Environment

Temp: -53 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,959,312 km

• M1: 28,723 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.82 AU - 4.44 AU

Year: 2978 Days

Day: 15.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.6

Radius: 8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 10.86 AU - 12.3 AU

Year: 13980 Days

Day: 9 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,959,312 km

• M1: 102,026 km (0.078 R)
• M2: 541,993 km (0.07 R)
• M3: 793,168 km (0.06 R)
• M4: 1,055,263 km (0.078 R)
• M5: 1,376,300 km (0.098 R)
• M6: 1,734,438 km (0.104 R)
• M7: 2,058,467 km (0.06 R)
• M8: 4,461,906 km (0.109 R)
• M9: 4,817,650 km (0.119 R)
• M10: 6,197,690 km (0.11 R)
• M11: 7,477,650 km (0.068 R)
• M12: 7,862,565 km (0.108 R)
• M13: 9,670,156 km (0.067 R)
• M14: 11,996,852 km (0.098 R)
• M15: 13,514,073 km (0.113 R)
• M16: 14,143,581 km (0.083 R)
• M17: 14,613,618 km (0.104 R)
• M18: 17,521,351 km (0.105 R)
• M19: 21,019,997 km (0.094 R)
• M20: 23,622,401 km (0.1 R)
• M21: 26,876,305 km (0.051 R)
• M22: 34,892,207 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905.1

Radius: 7.6

Gravity: 15.67 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 10.09 AU - 16.77 AU

Year: 17460 Days

Day: 16.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 102,959,312 km

• M1: 94,546 km (0.111 R)
• M2: 346,469 km (0.055 R)
• M3: 592,557 km (0.069 R)
• M4: 872,904 km (0.111 R)
• M5: 1,270,535 km (0.116 R)
• M6: 2,010,595 km (0.119 R)
• M7: 2,341,805 km (0.04 R)
• M8: 3,141,555 km (0.084 R)
• M9: 3,560,280 km (0.116 R)
• M10: 4,509,478 km (0.039 R)
• M11: 4,860,734 km (0.104 R)
• M12: 5,154,694 km (0.039 R)
• M13: 5,983,316 km (0.104 R)
• M14: 6,364,492 km (0.112 R)
• M15: 7,412,574 km (0.106 R)
• M16: 7,753,209 km (0.079 R)
• M17: 8,258,102 km (0.107 R)
• M18: 13,471,587 km (0.079 R)
• M19: 14,803,457 km (0.105 R)
• M20: 15,422,643 km (0.119 R)
• M21: 16,795,802 km (0.104 R)
• M22: 18,513,335 km (0.051 R)
• M23: 25,665,759 km (0.114 R)
• M24: 25,998,315 km (0.095 R)
• M25: 27,937,552 km (0.082 R)
• M26: 30,836,459 km (0.118 R)
• M27: 36,381,454 km (0.12 R)
• M28: 39,388,072 km (0.026 R)
• M29: 42,866,522 km (0.09 R)
• M30: 43,964,570 km (0.069 R)
• M31: 51,827,135 km (0.034 R)
• M32: 52,893,768 km (0.113 R)
• M33: 54,703,902 km (0.054 R)
• M34: 61,959,249 km (0.076 R)
• M35: 65,816,182 km (0.095 R)
• M36: 71,787,381 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.3

Radius: 4.6

Gravity: 40.33 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 18.47 AU - 18.51 AU

Year: 28206 Days

Day: 24.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 102,959,312 km

• M1: 58,493 km (0.039 R)
• M2: 708,795 km (0.093 R)
• M3: 1,198,279 km (0.079 R)
• M4: 1,479,673 km (0.107 R)
• M5: 2,316,074 km (0.089 R)
• M6: 4,356,589 km (0.092 R)
• M7: 6,893,021 km (0.083 R)
• M8: 7,572,644 km (0.096 R)
• M9: 9,496,772 km (0.047 R)
• M10: 12,015,851 km (0.105 R)
• M11: 12,689,789 km (0.112 R)
• M12: 16,898,875 km (0.03 R)
• M13: 18,715,591 km (0.088 R)
• M14: 24,463,141 km (0.103 R)
• M15: 41,586,862 km (0.096 R)
• M16: 50,407,601 km (0.075 R)
• M17: 55,967,855 km (0.071 R)
• M18: 58,470,926 km (0.117 R)
• M19: 60,396,550 km (0.08 R)
• M20: 65,508,758 km (0.031 R)
• M21: 68,993,640 km (0.07 R)
• M22: 86,621,805 km (0.112 R)
• M23: 90,530,647 km (0.067 R)
• M24: 100,509,424 km (0.102 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 12,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit