🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.52 AU - 0.78 AU

Year: 195 Days

Day: 31.5 Hours

Environment

Temp: 201 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.69 AU - 0.79 AU

Year: 237 Days

Day: 37.4 Hours

Environment

Temp: 109 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,056,906 km

• M1: 220,657 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.9 AU - 1.3 AU

Year: 430 Days

Day: 34.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,056,906 km

• M1: 495,618 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.36 AU - 5.1 AU

Year: 3243 Days

Day: 38.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.5

Radius: 13.4

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.31 AU - 5.81 AU

Year: 4243 Days

Day: 11.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,056,906 km

• M1: 168,896 km (0.094 R)
• M2: 594,053 km (0.119 R)
• M3: 2,783,867 km (0.099 R)
• M4: 3,626,103 km (0.114 R)
• M5: 4,107,808 km (0.111 R)
• M6: 4,849,215 km (0.095 R)
• M7: 7,289,904 km (0.079 R)
• M8: 9,809,581 km (0.101 R)
• M9: 11,887,645 km (0.055 R)
• M10: 13,054,209 km (0.063 R)
• M11: 15,237,441 km (0.095 R)
• M12: 16,898,276 km (0.1 R)
• M13: 17,536,461 km (0.102 R)
• M14: 21,038,397 km (0.076 R)
• M15: 21,574,257 km (0.061 R)
• M16: 24,317,433 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.1

Radius: 11.1

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.28 AU - 8.7 AU

Year: 6889 Days

Day: 14.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,056,906 km

• M1: 160,668 km (0.073 R)
• M2: 775,815 km (0.066 R)
• M3: 1,287,888 km (0.044 R)
• M4: 1,868,328 km (0.119 R)
• M5: 2,743,775 km (0.1 R)
• M6: 3,184,789 km (0.095 R)
• M7: 3,812,651 km (0.118 R)
• M8: 4,498,707 km (0.105 R)
• M9: 6,060,808 km (0.058 R)
• M10: 8,752,672 km (0.071 R)
• M11: 10,181,481 km (0.063 R)
• M12: 11,202,786 km (0.096 R)
• M13: 11,935,367 km (0.106 R)
• M14: 13,640,334 km (0.048 R)
• M15: 14,325,941 km (0.033 R)
• M16: 14,677,197 km (0.11 R)
• M17: 16,907,701 km (0.059 R)
• M18: 20,473,217 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347

Radius: 12.4

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.96 AU - 8.24 AU

Year: 8594 Days

Day: 10.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,056,906 km

• M1: 154,235 km (0.108 R)
• M2: 772,523 km (0.097 R)
• M3: 1,493,735 km (0.089 R)
• M4: 2,683,487 km (0.116 R)
• M5: 3,633,732 km (0.089 R)
• M6: 5,331,369 km (0.055 R)
• M7: 6,032,235 km (0.07 R)
• M8: 6,421,937 km (0.12 R)
• M9: 9,597,003 km (0.09 R)
• M10: 11,498,840 km (0.111 R)
• M11: 12,049,360 km (0.118 R)
• M12: 13,974,835 km (0.102 R)
• M13: 14,834,723 km (0.059 R)
• M14: 15,367,441 km (0.032 R)
• M15: 15,851,690 km (0.088 R)
• M16: 20,679,662 km (0.085 R)
• M17: 21,121,574 km (0.1 R)
• M18: 21,872,256 km (0.115 R)
• M19: 24,887,551 km (0.104 R)
• M20: 26,928,664 km (0.051 R)
• M21: 28,713,067 km (0.117 R)
• M22: 30,102,233 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.5

Radius: 9.7

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.53 AU - 11.93 AU

Year: 11314 Days

Day: 8.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,056,906 km

• M1: 121,324 km (0.117 R)
• M2: 486,193 km (0.097 R)
• M3: 843,732 km (0.11 R)
• M4: 1,218,624 km (0.118 R)
• M5: 2,028,098 km (0.072 R)
• M6: 2,801,370 km (0.087 R)
• M7: 3,629,095 km (0.083 R)
• M8: 4,372,746 km (0.093 R)
• M9: 5,018,709 km (0.119 R)
• M10: 6,577,818 km (0.106 R)
• M11: 7,135,519 km (0.093 R)
• M12: 9,192,490 km (0.09 R)
• M13: 10,462,576 km (0.11 R)
• M14: 12,313,251 km (0.076 R)
• M15: 13,409,953 km (0.078 R)
• M16: 18,844,844 km (0.108 R)
• M17: 20,884,162 km (0.113 R)
• M18: 21,223,749 km (0.088 R)
• M19: 23,066,645 km (0.108 R)
• M20: 24,823,822 km (0.095 R)
• M21: 26,968,008 km (0.086 R)
• M22: 27,269,597 km (0.107 R)
• M23: 28,916,670 km (0.114 R)
• M24: 31,067,439 km (0.102 R)
• M25: 32,521,380 km (0.112 R)
• M26: 35,685,076 km (0.117 R)
• M27: 38,030,621 km (0.092 R)
• M28: 39,305,494 km (0.082 R)
• M29: 45,681,206 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.5

Radius: 7

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 17.11 AU - 18.53 AU

Year: 28042 Days

Day: 18.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,056,906 km

• M1: 87,066 km (0.083 R)
• M2: 427,850 km (0.104 R)
• M3: 655,538 km (0.042 R)
• M4: 1,859,352 km (0.095 R)
• M5: 2,200,285 km (0.07 R)
• M6: 3,343,662 km (0.062 R)
• M7: 3,562,524 km (0.087 R)
• M8: 5,084,233 km (0.104 R)
• M9: 5,599,598 km (0.118 R)
• M10: 6,149,071 km (0.106 R)
• M11: 6,820,466 km (0.066 R)
• M12: 8,209,632 km (0.073 R)
• M13: 11,474,007 km (0.093 R)
• M14: 11,974,562 km (0.108 R)
• M15: 12,359,327 km (0.093 R)
• M16: 16,515,755 km (0.102 R)
• M17: 18,992,646 km (0.099 R)
• M18: 19,870,487 km (0.11 R)
• M19: 20,319,430 km (0.1 R)
• M20: 24,875,732 km (0.058 R)
• M21: 25,713,480 km (0.068 R)
• M22: 27,005,408 km (0.067 R)
• M23: 27,334,972 km (0.119 R)
• M24: 30,069,322 km (0.066 R)
• M25: 31,867,787 km (0.085 R)
• M26: 32,980,646 km (0.041 R)
• M27: 33,483,444 km (0.087 R)
• M28: 34,119,086 km (0.05 R)
• M29: 35,545,950 km (0.09 R)
• M30: 37,147,395 km (0.109 R)
• M31: 39,075,712 km (0.094 R)
• M32: 43,430,955 km (0.1 R)
• M33: 46,036,950 km (0.092 R)
• M34: 48,259,974 km (0.08 R)
• M35: 51,727,204 km (0.053 R)
• M36: 55,533,871 km (0.071 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: 450 - 11,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit