🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.63 AU - 1.67 AU

Year: 798 Days

Day: 33.4 Hours

Environment

Temp: -64 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.29 AU - 3.09 AU

Year: 1662 Days

Day: 27.7 Hours

Environment

Temp: -95 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.72 AU - 3.58 AU

Year: 2106 Days

Day: 29.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.8

Radius: 10.3

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.44 AU - 4.9 AU

Year: 3802 Days

Day: 6.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 90,696,728 km

• M1: 128,804 km (0.082 R)
• M2: 923,767 km (0.034 R)
• M3: 2,905,789 km (0.112 R)
• M4: 3,561,925 km (0.04 R)
• M5: 4,152,388 km (0.113 R)
• M6: 7,981,944 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.6

Radius: 14

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.99 AU - 5.95 AU

Year: 4820 Days

Day: 12.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,696,728 km

• M1: 174,132 km (0.085 R)
• M2: 688,898 km (0.105 R)
• M3: 2,557,525 km (0.094 R)
• M4: 3,216,653 km (0.098 R)
• M5: 4,159,868 km (0.099 R)
• M6: 6,867,739 km (0.064 R)
• M7: 9,621,686 km (0.12 R)
• M8: 10,258,524 km (0.056 R)
• M9: 12,947,845 km (0.116 R)
• M10: 22,042,049 km (0.098 R)
• M11: 22,939,637 km (0.065 R)
• M12: 24,150,183 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.7

Radius: 10

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.29 AU - 11.87 AU

Year: 12056 Days

Day: 10.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,696,728 km

• M1: 189,989 km (0.093 R)
• M2: 532,868 km (0.085 R)
• M3: 1,092,812 km (0.12 R)
• M4: 1,718,730 km (0.107 R)
• M5: 3,624,457 km (0.098 R)
• M6: 3,949,833 km (0.052 R)
• M7: 4,628,558 km (0.086 R)
• M8: 5,012,725 km (0.088 R)
• M9: 5,348,872 km (0.108 R)
• M10: 5,772,383 km (0.086 R)
• M11: 6,218,035 km (0.07 R)
• M12: 10,115,210 km (0.088 R)
• M13: 12,816,498 km (0.026 R)
• M14: 13,641,231 km (0.071 R)
• M15: 14,099,749 km (0.085 R)
• M16: 14,978,636 km (0.12 R)
• M17: 15,326,152 km (0.107 R)
• M18: 16,401,462 km (0.1 R)
• M19: 16,920,118 km (0.097 R)
• M20: 22,907,922 km (0.108 R)
• M21: 25,673,538 km (0.069 R)
• M22: 29,624,418 km (0.11 R)
• M23: 31,629,927 km (0.111 R)
• M24: 34,684,416 km (0.079 R)
• M25: 38,059,045 km (0.106 R)
• M26: 43,875,260 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.4

Radius: 5.2

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 12.06 AU - 17.98 AU

Year: 21930 Days

Day: 22 Hours

Environment

Temp: -197 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 90,696,728 km

• M1: 64,626 km (0.062 R)
• M2: 273,465 km (0.082 R)
• M3: 695,780 km (0.12 R)
• M4: 879,187 km (0.101 R)
• M5: 1,236,127 km (0.059 R)
• M6: 1,539,661 km (0.073 R)
• M7: 2,135,360 km (0.108 R)
• M8: 2,801,968 km (0.077 R)
• M9: 3,433,421 km (0.049 R)
• M10: 4,700,515 km (0.062 R)
• M11: 4,903,968 km (0.117 R)
• M12: 5,587,480 km (0.104 R)
• M13: 5,854,662 km (0.11 R)
• M14: 6,539,222 km (0.036 R)
• M15: 8,065,719 km (0.072 R)
• M16: 11,802,674 km (0.057 R)
• M17: 13,022,794 km (0.081 R)
• M18: 14,537,622 km (0.113 R)
• M19: 15,937,409 km (0.117 R)
• M20: 18,662,035 km (0.114 R)
• M21: 22,341,844 km (0.064 R)
• M22: 25,012,315 km (0.098 R)
• M23: 25,737,865 km (0.057 R)
• M24: 27,667,977 km (0.067 R)
• M25: 30,039,252 km (0.097 R)
• M26: 31,813,633 km (0.098 R)
• M27: 33,406,850 km (0.052 R)
• M28: 38,367,964 km (0.047 R)
• M29: 51,029,778 km (0.079 R)
• M30: 52,700,637 km (0.038 R)
• M31: 54,235,212 km (0.118 R)
• M32: 58,654,034 km (0.117 R)
• M33: 62,357,180 km (0.063 R)
• M34: 62,925,801 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.7

Radius: 4.9

Gravity: 22.48 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 16.02 AU - 20.44 AU

Year: 29323 Days

Day: 17.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 90,696,728 km

• M1: 61,036 km (0.065 R)
• M2: 221,554 km (0.069 R)
• M3: 733,030 km (0.098 R)
• M4: 1,709,754 km (0.102 R)
• M5: 2,050,538 km (0.07 R)
• M6: 2,866,894 km (0.099 R)
• M7: 3,560,729 km (0.118 R)
• M8: 4,432,136 km (0.105 R)
• M9: 5,273,624 km (0.092 R)
• M10: 8,156,076 km (0.116 R)
• M11: 8,542,338 km (0.085 R)
• M12: 10,210,354 km (0.04 R)
• M13: 11,120,657 km (0.062 R)
• M14: 12,083,918 km (0.098 R)
• M15: 12,805,129 km (0.094 R)
• M16: 13,326,627 km (0.118 R)
• M17: 13,707,802 km (0.089 R)
• M18: 15,058,372 km (0.119 R)
• M19: 15,639,410 km (0.095 R)
• M20: 16,235,259 km (0.079 R)
• M21: 16,669,990 km (0.073 R)
• M22: 17,023,340 km (0.079 R)
• M23: 17,472,134 km (0.029 R)
• M24: 19,056,824 km (0.051 R)
• M25: 19,933,467 km (0.092 R)
• M26: 23,268,004 km (0.034 R)
• M27: 24,268,814 km (0.068 R)
• M28: 26,236,923 km (0.051 R)
• M29: 27,565,652 km (0.048 R)
• M30: 32,913,476 km (0.087 R)
• M31: 34,315,208 km (0.096 R)
• M32: 35,319,758 km (0.111 R)
• M33: 36,788,809 km (0.101 R)
• M34: 38,145,213 km (0.066 R)
• M35: 50,034,653 km (0.072 R)
• M36: 50,585,174 km (0.044 R)
• M37: 54,940,566 km (0.12 R)
• M38: 60,571,879 km (0.072 R)
• M39: 70,637,871 km (0.086 R)
• M40: 73,199,884 km (0.116 R)
• M41: 73,909,277 km (0.114 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 19,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit