🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.54 AU - 0.6 AU

Year: 152 Days

Day: 17.1 Hours

Environment

Temp: 267 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.54 AU - 0.84 AU

Year: 202 Days

Day: 43.4 Hours

Environment

Temp: 212 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.02 AU - 5.02 AU

Year: 2846 Days

Day: 39.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.39 AU - 6.17 AU

Year: 4284 Days

Day: 45.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.8

Radius: 11.2

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.47 AU - 5.49 AU

Year: 4530 Days

Day: 11.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 105,187,348 km

• M1: 139,425 km (0.118 R)
• M2: 565,929 km (0.067 R)
• M3: 1,174,493 km (0.066 R)
• M4: 1,650,364 km (0.06 R)
• M5: 2,331,932 km (0.105 R)
• M6: 4,396,083 km (0.093 R)
• M7: 5,227,698 km (0.081 R)
• M8: 6,504,964 km (0.071 R)
• M9: 9,249,786 km (0.077 R)
• M10: 10,131,965 km (0.082 R)
• M11: 15,990,965 km (0.074 R)
• M12: 16,898,426 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362

Radius: 14.9

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.2 AU - 9.8 AU

Year: 8750 Days

Day: 6.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,187,348 km

• M1: 187,596 km (0.074 R)
• M2: 790,924 km (0.073 R)
• M3: 1,710,352 km (0.097 R)
• M4: 2,197,892 km (0.058 R)
• M5: 2,761,128 km (0.095 R)
• M6: 3,485,630 km (0.093 R)
• M7: 5,317,905 km (0.104 R)
• M8: 6,682,387 km (0.072 R)
• M9: 7,689,480 km (0.111 R)
• M10: 8,837,045 km (0.119 R)
• M11: 9,430,650 km (0.092 R)
• M12: 11,225,824 km (0.113 R)
• M13: 13,792,774 km (0.105 R)
• M14: 14,651,316 km (0.085 R)
• M15: 15,123,597 km (0.081 R)
• M16: 19,418,252 km (0.102 R)
• M17: 23,731,159 km (0.063 R)
• M18: 27,114,315 km (0.119 R)
• M19: 29,759,804 km (0.098 R)
• M20: 30,232,682 km (0.039 R)
• M21: 30,999,820 km (0.051 R)
• M22: 32,373,428 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.3

Radius: 11.5

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 10.31 AU - 12.6 AU

Year: 13681 Days

Day: 14.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 105,187,348 km

• M1: 151,393 km (0.111 R)
• M2: 540,348 km (0.052 R)
• M3: 918,980 km (0.104 R)
• M4: 1,498,073 km (0.07 R)
• M5: 2,233,496 km (0.086 R)
• M6: 2,706,375 km (0.047 R)
• M7: 3,423,547 km (0.068 R)
• M8: 4,700,215 km (0.053 R)
• M9: 5,849,277 km (0.078 R)
• M10: 8,167,296 km (0.108 R)
• M11: 12,235,460 km (0.077 R)
• M12: 12,673,184 km (0.104 R)
• M13: 14,322,799 km (0.108 R)
• M14: 18,367,028 km (0.104 R)
• M15: 19,107,986 km (0.055 R)
• M16: 20,300,132 km (0.033 R)
• M17: 20,737,556 km (0.076 R)
• M18: 21,996,273 km (0.068 R)
• M19: 27,650,474 km (0.096 R)
• M20: 28,405,644 km (0.062 R)
• M21: 30,296,561 km (0.074 R)
• M22: 31,331,030 km (0.089 R)
• M23: 34,699,825 km (0.087 R)
• M24: 42,717,971 km (0.093 R)
• M25: 50,757,211 km (0.113 R)
• M26: 55,215,976 km (0.049 R)
• M27: 59,392,599 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.1

Radius: 5.8

Gravity: 22 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 17.68 AU - 22.06 AU

Year: 31275 Days

Day: 20.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 105,187,348 km

• M1: 153,936 km (0.071 R)
• M2: 793,168 km (0.116 R)
• M3: 1,543,551 km (0.039 R)
• M4: 4,617,637 km (0.088 R)
• M5: 9,210,741 km (0.06 R)
• M6: 10,505,062 km (0.11 R)
• M7: 12,287,969 km (0.083 R)
• M8: 13,290,574 km (0.105 R)
• M9: 15,109,385 km (0.111 R)
• M10: 19,641,303 km (0.097 R)
• M11: 27,114,016 km (0.036 R)
• M12: 31,123,987 km (0.094 R)
• M13: 32,113,427 km (0.089 R)
• M14: 36,592,238 km (0.11 R)
• M15: 38,012,819 km (0.081 R)
• M16: 38,980,119 km (0.1 R)
• M17: 43,013,577 km (0.051 R)
• M18: 43,361,840 km (0.118 R)
• M19: 51,505,350 km (0.107 R)
• M20: 56,975,546 km (0.096 R)
• M21: 62,597,135 km (0.112 R)
• M22: 86,823,014 km (0.105 R)
• M23: 99,005,666 km (0.047 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 17,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit