🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.62 AU - 0.64 AU

Year: 181 Days

Day: 39.5 Hours

Environment

Temp: 179 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.59 AU - 0.95 AU

Year: 244 Days

Day: 27.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,349,579 km

• M1: 76,744 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.89 AU - 1.17 AU

Year: 378 Days

Day: 33 Hours

Environment

Temp: 40 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.07 AU - 1.47 AU

Year: 518 Days

Day: 43.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.55 AU - 1.73 AU

Year: 760 Days

Day: 35.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.77 AU - 2.53 AU

Year: 1140 Days

Day: 37.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 89.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.6

Radius: 9

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.49 AU - 6.87 AU

Year: 6244 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,349,579 km

• M1: 111,899 km (0.112 R)
• M2: 445,353 km (0.056 R)
• M3: 948,451 km (0.102 R)
• M4: 2,154,060 km (0.076 R)
• M5: 2,779,528 km (0.081 R)
• M6: 3,870,546 km (0.107 R)
• M7: 4,267,130 km (0.11 R)
• M8: 4,768,133 km (0.117 R)
• M9: 5,087,375 km (0.092 R)
• M10: 5,978,679 km (0.054 R)
• M11: 6,477,737 km (0.105 R)
• M12: 7,243,529 km (0.076 R)
• M13: 8,218,009 km (0.079 R)
• M14: 9,114,998 km (0.09 R)
• M15: 9,692,147 km (0.029 R)
• M16: 10,293,530 km (0.076 R)
• M17: 11,905,597 km (0.085 R)
• M18: 12,695,922 km (0.096 R)
• M19: 14,162,730 km (0.118 R)
• M20: 14,824,700 km (0.041 R)
• M21: 16,812,557 km (0.076 R)
• M22: 17,180,867 km (0.091 R)
• M23: 17,617,393 km (0.076 R)
• M24: 19,304,109 km (0.063 R)
• M25: 20,117,772 km (0.113 R)
• M26: 20,954,174 km (0.068 R)
• M27: 21,238,111 km (0.056 R)
• M28: 23,909,928 km (0.062 R)
• M29: 26,798,065 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.5

Radius: 10.9

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.16 AU - 10.14 AU

Year: 10010 Days

Day: 10.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 128.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,349,579 km

• M1: 141,071 km (0.084 R)
• M2: 488,587 km (0.12 R)
• M3: 985,850 km (0.066 R)
• M4: 1,327,232 km (0.069 R)
• M5: 2,573,532 km (0.112 R)
• M6: 3,435,216 km (0.117 R)
• M7: 5,375,351 km (0.119 R)
• M8: 7,393,426 km (0.045 R)
• M9: 7,868,549 km (0.073 R)
• M10: 10,449,561 km (0.11 R)
• M11: 12,196,415 km (0.1 R)
• M12: 13,046,131 km (0.095 R)
• M13: 14,064,893 km (0.087 R)
• M14: 15,761,781 km (0.1 R)
• M15: 22,552,328 km (0.075 R)
• M16: 31,968,167 km (0.101 R)
• M17: 36,966,980 km (0.093 R)
• M18: 38,742,707 km (0.09 R)
• M19: 39,130,614 km (0.119 R)
• M20: 39,651,664 km (0.113 R)
• M21: 45,837,087 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198.7

Radius: 3.3

Gravity: 18.25 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 16.99 AU - 18.37 AU

Year: 26885 Days

Day: 16.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,349,579 km

• M1: 40,990 km (0.107 R)
• M2: 149,598 km (0.102 R)
• M3: 269,276 km (0.119 R)
• M4: 1,181,973 km (0.062 R)
• M5: 2,184,727 km (0.047 R)
• M6: 2,925,386 km (0.101 R)
• M7: 3,121,360 km (0.082 R)
• M8: 5,407,215 km (0.07 R)
• M9: 7,613,036 km (0.096 R)
• M10: 7,889,941 km (0.11 R)
• M11: 11,454,859 km (0.093 R)
• M12: 11,818,381 km (0.075 R)
• M13: 12,065,068 km (0.035 R)
• M14: 12,252,215 km (0.088 R)
• M15: 14,794,481 km (0.074 R)
• M16: 15,444,185 km (0.107 R)
• M17: 15,887,743 km (0.118 R)
• M18: 18,233,736 km (0.042 R)
• M19: 20,533,804 km (0.081 R)
• M20: 22,076,906 km (0.083 R)
• M21: 23,891,079 km (0.119 R)
• M22: 25,289,819 km (0.109 R)
• M23: 33,230,025 km (0.09 R)
• M24: 40,135,164 km (0.06 R)
• M25: 41,821,132 km (0.08 R)
• M26: 53,944,543 km (0.077 R)
• M27: 61,165,782 km (0.115 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 18,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit