🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.86 AU - 1.1 AU

Year: 360 Days

Day: 17 Hours

Environment

Temp: 31 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.29 AU - 1.61 AU

Year: 648 Days

Day: 47.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,484,036 km

• M1: 113,096 km (0.09 R)
• M2: 274,362 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.22 AU - 1.76 AU

Year: 675 Days

Day: 35.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.53 AU - 1.53 AU

Year: 702 Days

Day: 35.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.17 AU - 2.17 AU

Year: 1185 Days

Day: 41.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 142.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.1

Radius: 9.3

Gravity: 11.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.72 AU - 7.36 AU

Year: 5505 Days

Day: 14.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 106,484,036 km

• M1: 116,238 km (0.118 R)
• M2: 436,227 km (0.065 R)
• M3: 859,141 km (0.083 R)
• M4: 1,311,076 km (0.119 R)
• M5: 1,844,243 km (0.081 R)
• M6: 2,275,982 km (0.051 R)
• M7: 2,624,695 km (0.102 R)
• M8: 3,111,037 km (0.074 R)
• M9: 3,633,283 km (0.047 R)
• M10: 4,137,428 km (0.087 R)
• M11: 4,714,876 km (0.076 R)
• M12: 5,023,347 km (0.058 R)
• M13: 5,649,713 km (0.08 R)
• M14: 7,058,028 km (0.094 R)
• M15: 7,350,791 km (0.068 R)
• M16: 10,178,490 km (0.068 R)
• M17: 12,195,518 km (0.066 R)
• M18: 13,381,081 km (0.076 R)
• M19: 17,003,294 km (0.118 R)
• M20: 20,779,743 km (0.067 R)
• M21: 21,079,986 km (0.092 R)
• M22: 21,689,148 km (0.073 R)
• M23: 24,326,409 km (0.104 R)
• M24: 30,132,602 km (0.109 R)
• M25: 30,614,157 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.8

Radius: 4.1

Gravity: 43.77 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 13.43 AU - 15.51 AU

Year: 20413 Days

Day: 17.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 106,484,036 km

• M1: 58,194 km (0.119 R)
• M2: 228,436 km (0.026 R)
• M3: 592,408 km (0.086 R)
• M4: 1,674,898 km (0.1 R)
• M5: 2,016,430 km (0.11 R)
• M6: 2,161,240 km (0.058 R)
• M7: 3,921,409 km (0.108 R)
• M8: 4,733,875 km (0.114 R)
• M9: 5,858,103 km (0.051 R)
• M10: 10,217,834 km (0.083 R)
• M11: 13,329,021 km (0.066 R)
• M12: 18,503,611 km (0.072 R)
• M13: 25,092,948 km (0.064 R)
• M14: 28,906,797 km (0.105 R)
• M15: 29,393,738 km (0.099 R)
• M16: 39,866,636 km (0.117 R)
• M17: 42,629,260 km (0.086 R)
• M18: 43,896,952 km (0.048 R)
• M19: 45,352,988 km (0.085 R)
• M20: 46,840,888 km (0.062 R)
• M21: 47,343,986 km (0.099 R)
• M22: 50,790,571 km (0.105 R)
• M23: 53,848,502 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.1

Radius: 5.4

Gravity: 25.76 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 15.26 AU - 20.82 AU

Year: 28416 Days

Day: 23.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 106,484,036 km

• M1: 67,169 km (0.072 R)
• M2: 369,208 km (0.099 R)
• M3: 553,961 km (0.105 R)
• M4: 2,242,472 km (0.1 R)
• M5: 2,637,111 km (0.102 R)
• M6: 2,906,387 km (0.106 R)
• M7: 3,927,692 km (0.109 R)
• M8: 4,767,983 km (0.085 R)
• M9: 5,419,183 km (0.108 R)
• M10: 5,678,137 km (0.086 R)
• M11: 8,508,379 km (0.093 R)
• M12: 9,838,902 km (0.058 R)
• M13: 11,654,273 km (0.071 R)
• M14: 15,241,480 km (0.094 R)
• M15: 18,905,880 km (0.085 R)
• M16: 19,401,647 km (0.032 R)
• M17: 23,456,198 km (0.1 R)
• M18: 29,077,488 km (0.087 R)
• M19: 31,225,564 km (0.078 R)
• M20: 32,904,351 km (0.092 R)
• M21: 42,883,875 km (0.11 R)
• M22: 44,257,483 km (0.066 R)
• M23: 45,837,685 km (0.053 R)
• M24: 47,819,707 km (0.095 R)
• M25: 50,993,875 km (0.074 R)
• M26: 65,546,157 km (0.094 R)
• M27: 70,871,542 km (0.107 R)
• M28: 72,547,787 km (0.115 R)
• M29: 74,741,639 km (0.119 R)
• M30: 82,899,660 km (0.092 R)
• M31: 90,787,657 km (0.084 R)
• M32: 91,068,302 km (0.117 R)
• M33: 93,048,529 km (0.036 R)
• M34: 98,567,943 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.7

Radius: 3.6

Gravity: 57 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 17.59 AU - 21.37 AU

Year: 31885 Days

Day: 25 Hours

Environment

Temp: -199 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 106,484,036 km

• M1: 45,328 km (0.111 R)
• M2: 175,179 km (0.049 R)
• M3: 356,043 km (0.059 R)
• M4: 975,229 km (0.105 R)
• M5: 1,102,536 km (0.108 R)
• M6: 1,851,573 km (0.048 R)
• M7: 2,093,622 km (0.116 R)
• M8: 2,406,431 km (0.113 R)
• M9: 3,005,720 km (0.081 R)
• M10: 5,568,482 km (0.092 R)
• M11: 6,166,424 km (0.045 R)
• M12: 10,955,202 km (0.058 R)
• M13: 12,038,141 km (0.1 R)
• M14: 18,537,719 km (0.096 R)
• M15: 21,683,613 km (0.083 R)
• M16: 23,266,358 km (0.108 R)
• M17: 28,606,254 km (0.113 R)
• M18: 33,660,568 km (0.062 R)
• M19: 35,776,630 km (0.091 R)
• M20: 39,114,607 km (0.101 R)
• M21: 39,278,417 km (0.112 R)
• M22: 46,584,927 km (0.077 R)
• M23: 54,746,238 km (0.11 R)
• M24: 54,951,487 km (0.064 R)
• M25: 57,453,062 km (0.105 R)
• M26: 61,125,540 km (0.1 R)
• M27: 63,357,391 km (0.085 R)
• M28: 65,181,288 km (0.114 R)
• M29: 68,219,471 km (0.106 R)
• M30: 79,990,131 km (0.051 R)
• M31: 87,607,804 km (0.111 R)
• M32: 95,694,467 km (0.099 R)
• M33: 101,765,747 km (0.081 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 18,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit