🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.91 AU - 1.29 AU

Year: 432 Days

Day: 37.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.45 AU - 1.69 AU

Year: 737 Days

Day: 28.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.97 AU - 4.15 AU

Year: 2517 Days

Day: 47.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,802,263 km

• M1: 809,923 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.4

Radius: 12.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.75 AU - 5.01 AU

Year: 4040 Days

Day: 13.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,802,263 km

• M1: 150,645 km (0.119 R)
• M2: 606,619 km (0.095 R)
• M3: 1,370,616 km (0.079 R)
• M4: 2,161,240 km (0.083 R)
• M5: 2,815,731 km (0.108 R)
• M6: 3,884,608 km (0.104 R)
• M7: 5,122,829 km (0.111 R)
• M8: 5,685,916 km (0.108 R)
• M9: 9,748,246 km (0.093 R)
• M10: 12,850,756 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.8

Radius: 11.2

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 8.18 AU - 12.14 AU

Year: 12136 Days

Day: 7.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,802,263 km

• M1: 139,575 km (0.051 R)
• M2: 572,661 km (0.088 R)
• M3: 1,666,969 km (0.091 R)
• M4: 2,848,194 km (0.105 R)
• M5: 5,075,557 km (0.052 R)
• M6: 7,163,045 km (0.102 R)
• M7: 8,397,676 km (0.106 R)
• M8: 11,037,929 km (0.027 R)
• M9: 11,434,214 km (0.082 R)
• M10: 12,466,589 km (0.098 R)
• M11: 14,776,081 km (0.119 R)
• M12: 17,290,821 km (0.094 R)
• M13: 19,570,393 km (0.105 R)
• M14: 25,741,605 km (0.075 R)
• M15: 33,716,219 km (0.1 R)
• M16: 35,081,449 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.2

Radius: 13.9

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 9.89 AU - 12.79 AU

Year: 14310 Days

Day: 7.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,802,263 km

• M1: 172,935 km (0.089 R)
• M2: 756,666 km (0.104 R)
• M3: 1,481,318 km (0.097 R)
• M4: 2,119,054 km (0.102 R)
• M5: 3,230,566 km (0.066 R)
• M6: 4,700,664 km (0.072 R)
• M7: 5,570,127 km (0.112 R)
• M8: 10,298,168 km (0.059 R)
• M9: 10,989,460 km (0.11 R)
• M10: 11,606,401 km (0.11 R)
• M11: 12,084,217 km (0.095 R)
• M12: 13,307,778 km (0.088 R)
• M13: 14,858,659 km (0.082 R)
• M14: 15,935,913 km (0.101 R)
• M15: 20,386,001 km (0.049 R)
• M16: 22,442,673 km (0.114 R)
• M17: 25,071,706 km (0.072 R)
• M18: 26,414,945 km (0.083 R)
• M19: 30,031,922 km (0.106 R)
• M20: 32,479,343 km (0.104 R)
• M21: 34,291,572 km (0.117 R)
• M22: 35,057,064 km (0.096 R)
• M23: 36,849,396 km (0.054 R)
• M24: 37,652,587 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.1

Radius: 5.7

Gravity: 19.64 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 10.65 AU - 13.31 AU

Year: 15539 Days

Day: 22.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,802,263 km

• M1: 70,909 km (0.101 R)
• M2: 373,695 km (0.043 R)
• M3: 603,478 km (0.113 R)
• M4: 814,411 km (0.095 R)
• M5: 1,492,688 km (0.106 R)
• M6: 1,781,561 km (0.08 R)
• M7: 2,284,509 km (0.053 R)
• M8: 3,849,602 km (0.09 R)
• M9: 4,362,872 km (0.094 R)
• M10: 4,718,466 km (0.112 R)
• M11: 5,270,183 km (0.107 R)
• M12: 6,922,043 km (0.113 R)
• M13: 7,183,391 km (0.092 R)
• M14: 8,294,753 km (0.12 R)
• M15: 10,169,962 km (0.089 R)
• M16: 10,737,238 km (0.082 R)
• M17: 13,218,468 km (0.107 R)
• M18: 15,166,681 km (0.092 R)
• M19: 20,589,305 km (0.093 R)
• M20: 21,772,773 km (0.068 R)
• M21: 25,491,178 km (0.116 R)
• M22: 29,271,367 km (0.05 R)
• M23: 30,765,550 km (0.087 R)
• M24: 31,949,019 km (0.05 R)
• M25: 32,552,048 km (0.071 R)
• M26: 35,040,010 km (0.11 R)
• M27: 42,240,305 km (0.062 R)
• M28: 44,145,733 km (0.077 R)
• M29: 44,593,330 km (0.07 R)
• M30: 49,719,900 km (0.044 R)
• M31: 50,855,497 km (0.114 R)
• M32: 54,366,409 km (0.066 R)
• M33: 55,571,570 km (0.078 R)
• M34: 57,678,955 km (0.084 R)
• M35: 59,839,148 km (0.077 R)
• M36: 61,679,800 km (0.099 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: 357 - 15,481 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit