🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.68 AU - 1.02 AU

Year: 285 Days

Day: 38.9 Hours

Environment

Temp: 138 °C

Axial Tilt: 42.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.54 AU - 2.48 AU

Year: 1036 Days

Day: 40.7 Hours

Environment

Temp: -67 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 105,684,228 km

• M1: 25,282 km (0.075 R)
• M2: 185,950 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.56 AU - 3.6 AU

Year: 1965 Days

Day: 20 Hours

Environment

Temp: -98 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.13 AU - 3.29 AU

Year: 2090 Days

Day: 42.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.5

Radius: 9.6

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.69 AU - 9.75 AU

Year: 9358 Days

Day: 8.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 105,684,228 km

• M1: 122,221 km (0.108 R)
• M2: 716,723 km (0.102 R)
• M3: 1,526,048 km (0.088 R)
• M4: 2,327,743 km (0.09 R)
• M5: 3,033,695 km (0.064 R)
• M6: 3,743,088 km (0.115 R)
• M7: 4,499,306 km (0.104 R)
• M8: 5,661,831 km (0.066 R)
• M9: 7,094,829 km (0.03 R)
• M10: 7,466,879 km (0.104 R)
• M11: 8,569,564 km (0.084 R)
• M12: 11,484,329 km (0.05 R)
• M13: 11,825,263 km (0.068 R)
• M14: 14,668,071 km (0.106 R)
• M15: 17,937,682 km (0.029 R)
• M16: 18,243,012 km (0.039 R)
• M17: 21,065,923 km (0.107 R)
• M18: 21,923,119 km (0.067 R)
• M19: 23,524,415 km (0.06 R)
• M20: 25,107,011 km (0.116 R)
• M21: 27,258,826 km (0.107 R)
• M22: 28,070,993 km (0.056 R)
• M23: 29,213,921 km (0.088 R)
• M24: 30,604,134 km (0.058 R)
• M25: 35,999,381 km (0.111 R)
• M26: 38,602,534 km (0.084 R)
• M27: 39,112,363 km (0.104 R)
• M28: 43,627,676 km (0.088 R)
• M29: 45,442,298 km (0.119 R)
• M30: 46,439,817 km (0.057 R)
• M31: 47,597,854 km (0.114 R)
• M32: 50,424,954 km (0.101 R)

Asteroid Belt

Center: 11.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.1

Radius: 4.9

Gravity: 22.04 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 11.4 AU - 16.48 AU

Year: 18916 Days

Day: 15.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 105,684,228 km

• M1: 61,784 km (0.103 R)
• M2: 233,672 km (0.066 R)
• M3: 544,087 km (0.084 R)
• M4: 701,315 km (0.118 R)
• M5: 967,001 km (0.106 R)
• M6: 1,123,630 km (0.073 R)
• M7: 1,297,462 km (0.107 R)
• M8: 2,389,377 km (0.119 R)
• M9: 2,749,310 km (0.106 R)
• M10: 3,355,929 km (0.099 R)
• M11: 4,078,188 km (0.079 R)
• M12: 4,297,947 km (0.082 R)
• M13: 5,183,716 km (0.101 R)
• M14: 5,441,623 km (0.088 R)
• M15: 6,267,104 km (0.083 R)
• M16: 8,716,170 km (0.097 R)
• M17: 11,000,081 km (0.116 R)
• M18: 11,674,618 km (0.057 R)
• M19: 12,441,606 km (0.119 R)
• M20: 12,770,721 km (0.045 R)
• M21: 14,649,970 km (0.09 R)
• M22: 14,869,580 km (0.079 R)
• M23: 15,315,232 km (0.118 R)
• M24: 15,693,565 km (0.071 R)
• M25: 18,010,836 km (0.095 R)
• M26: 21,947,055 km (0.098 R)
• M27: 25,990,685 km (0.038 R)
• M28: 26,420,480 km (0.055 R)
• M29: 27,404,834 km (0.09 R)
• M30: 29,099,179 km (0.115 R)
• M31: 37,797,847 km (0.11 R)
• M32: 41,333,443 km (0.113 R)
• M33: 43,859,702 km (0.08 R)
• M34: 44,163,535 km (0.092 R)
• M35: 44,468,715 km (0.108 R)
• M36: 46,961,165 km (0.111 R)
• M37: 49,709,876 km (0.106 R)
• M38: 50,205,793 km (0.038 R)
• M39: 58,045,919 km (0.069 R)
• M40: 58,595,840 km (0.066 R)
• M41: 62,351,046 km (0.108 R)
• M42: 63,120,727 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.2

Radius: 7.8

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 13.45 AU - 14.75 AU

Year: 19242 Days

Day: 24.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 105,684,228 km

• M1: 97,388 km (0.026 R)
• M2: 436,527 km (0.095 R)
• M3: 774,468 km (0.045 R)
• M4: 2,620,955 km (0.068 R)
• M5: 3,676,068 km (0.046 R)
• M6: 5,555,766 km (0.11 R)
• M7: 6,375,412 km (0.089 R)
• M8: 10,531,391 km (0.091 R)
• M9: 11,020,426 km (0.073 R)
• M10: 11,333,684 km (0.093 R)
• M11: 11,978,152 km (0.051 R)
• M12: 12,376,232 km (0.111 R)
• M13: 14,426,770 km (0.11 R)
• M14: 15,260,628 km (0.108 R)
• M15: 16,775,905 km (0.102 R)
• M16: 19,733,455 km (0.1 R)
• M17: 20,476,657 km (0.052 R)
• M18: 22,616,804 km (0.094 R)
• M19: 24,158,710 km (0.08 R)
• M20: 25,224,894 km (0.098 R)
• M21: 28,965,589 km (0.117 R)
• M22: 31,907,580 km (0.12 R)
• M23: 33,320,083 km (0.041 R)
• M24: 35,720,980 km (0.034 R)
• M25: 39,534,678 km (0.114 R)
• M26: 44,238,185 km (0.115 R)
• M27: 51,709,850 km (0.082 R)
• M28: 54,919,921 km (0.116 R)
• M29: 57,506,618 km (0.113 R)
• M30: 59,595,154 km (0.071 R)
• M31: 72,320,398 km (0.063 R)
• M32: 72,758,420 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.5

Radius: 5.9

Gravity: 19.66 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 16.84 AU - 23.36 AU

Year: 32751 Days

Day: 22.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 105,684,228 km

• M1: 73,453 km (0.1 R)
• M2: 289,771 km (0.104 R)
• M3: 629,807 km (0.073 R)
• M4: 868,565 km (0.078 R)
• M5: 1,094,009 km (0.115 R)
• M6: 1,308,682 km (0.118 R)
• M7: 2,016,579 km (0.092 R)
• M8: 2,649,079 km (0.114 R)
• M9: 3,938,164 km (0.105 R)
• M10: 4,718,915 km (0.089 R)
• M11: 5,510,138 km (0.032 R)
• M12: 6,006,803 km (0.102 R)
• M13: 9,192,939 km (0.113 R)
• M14: 10,968,366 km (0.078 R)
• M15: 11,680,303 km (0.105 R)
• M16: 13,354,153 km (0.11 R)
• M17: 14,082,695 km (0.078 R)
• M18: 16,703,350 km (0.115 R)
• M19: 19,942,144 km (0.116 R)
• M20: 24,879,771 km (0.105 R)
• M21: 25,243,444 km (0.077 R)
• M22: 27,114,764 km (0.052 R)
• M23: 32,988,724 km (0.03 R)
• M24: 34,316,854 km (0.087 R)
• M25: 37,395,578 km (0.087 R)
• M26: 39,987,212 km (0.034 R)
• M27: 47,726,807 km (0.048 R)
• M28: 49,806,666 km (0.087 R)
• M29: 63,793,768 km (0.059 R)
• M30: 73,775,387 km (0.032 R)
• M31: 75,281,239 km (0.084 R)
• M32: 92,928,402 km (0.109 R)
• M33: 99,778,040 km (0.115 R)
• M34: 104,422,007 km (0.111 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 12,080 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit