🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.5 AU - 0.74 AU

Year: 207 Days

Day: 17.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 84,539,058 km

• M1: 91,255 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.64 AU - 2.26 AU

Year: 1156 Days

Day: 46.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,539,058 km

• M1: 33,061 km (0.09 R)

Asteroid Belt

Center: 3.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309

Radius: 12.2

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.81 AU - 5.35 AU

Year: 4162 Days

Day: 11.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,539,058 km

• M1: 151,692 km (0.045 R)
• M2: 579,393 km (0.074 R)
• M3: 1,232,986 km (0.093 R)
• M4: 1,980,526 km (0.059 R)
• M5: 2,387,133 km (0.074 R)
• M6: 2,786,859 km (0.06 R)
• M7: 3,197,056 km (0.077 R)
• M8: 4,501,250 km (0.074 R)
• M9: 5,189,251 km (0.059 R)
• M10: 5,711,796 km (0.109 R)
• M11: 6,187,368 km (0.096 R)
• M12: 6,746,714 km (0.115 R)
• M13: 7,999,297 km (0.115 R)
• M14: 9,045,136 km (0.097 R)
• M15: 9,990,744 km (0.119 R)
• M16: 11,781,730 km (0.112 R)
• M17: 13,638,090 km (0.039 R)
• M18: 14,880,650 km (0.109 R)
• M19: 15,835,533 km (0.107 R)
• M20: 18,715,142 km (0.051 R)
• M21: 19,471,659 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.6

Radius: 11.4

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.08 AU - 5.78 AU

Year: 5372 Days

Day: 12.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,539,058 km

• M1: 141,819 km (0.083 R)
• M2: 602,431 km (0.094 R)
• M3: 1,062,444 km (0.109 R)
• M4: 1,536,969 km (0.097 R)
• M5: 1,910,814 km (0.1 R)
• M6: 2,312,933 km (0.115 R)
• M7: 3,063,764 km (0.082 R)
• M8: 5,075,856 km (0.108 R)
• M9: 6,145,032 km (0.104 R)
• M10: 6,961,088 km (0.067 R)
• M11: 7,657,167 km (0.08 R)
• M12: 8,602,177 km (0.1 R)
• M13: 10,487,260 km (0.038 R)
• M14: 11,402,499 km (0.093 R)
• M15: 12,265,679 km (0.069 R)
• M16: 17,117,736 km (0.06 R)
• M17: 17,511,478 km (0.054 R)
• M18: 18,113,460 km (0.066 R)
• M19: 21,559,896 km (0.038 R)
• M20: 22,720,925 km (0.079 R)
• M21: 23,117,060 km (0.094 R)
• M22: 30,194,685 km (0.076 R)
• M23: 31,450,708 km (0.103 R)
• M24: 32,741,289 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 707.2

Radius: 3.5

Gravity: 57.73 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 14.05 AU - 16.03 AU

Year: 24765 Days

Day: 22.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,539,058 km

• M1: 43,533 km (0.117 R)
• M2: 174,880 km (0.063 R)
• M3: 325,076 km (0.119 R)
• M4: 534,962 km (0.114 R)
• M5: 670,797 km (0.113 R)
• M6: 974,481 km (0.092 R)
• M7: 1,461,870 km (0.103 R)
• M8: 1,655,899 km (0.101 R)
• M9: 1,846,935 km (0.059 R)
• M10: 2,138,801 km (0.093 R)
• M11: 2,684,085 km (0.119 R)
• M12: 3,257,793 km (0.115 R)
• M13: 4,389,052 km (0.04 R)
• M14: 4,643,219 km (0.087 R)
• M15: 4,984,302 km (0.115 R)
• M16: 5,506,099 km (0.038 R)
• M17: 7,090,640 km (0.098 R)
• M18: 9,245,747 km (0.071 R)
• M19: 11,323,362 km (0.074 R)
• M20: 11,870,292 km (0.083 R)
• M21: 13,540,103 km (0.105 R)
• M22: 17,697,428 km (0.116 R)
• M23: 18,432,851 km (0.112 R)
• M24: 19,768,611 km (0.095 R)
• M25: 24,272,554 km (0.092 R)
• M26: 25,064,974 km (0.067 R)
• M27: 25,294,606 km (0.106 R)
• M28: 28,782,481 km (0.1 R)
• M29: 29,670,045 km (0.074 R)
• M30: 30,575,561 km (0.107 R)
• M31: 36,252,202 km (0.095 R)
• M32: 41,301,429 km (0.028 R)
• M33: 42,755,520 km (0.118 R)
• M34: 69,287,301 km (0.12 R)
• M35: 69,966,176 km (0.085 R)
• M36: 73,661,692 km (0.068 R)
• M37: 78,706,731 km (0.051 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.6

Radius: 5.5

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 14.91 AU - 15.81 AU

Year: 25560 Days

Day: 17.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,539,058 km

• M1: 70,161 km (0.103 R)
• M2: 276,008 km (0.069 R)
• M3: 782,696 km (0.105 R)
• M4: 1,514,379 km (0.112 R)
• M5: 1,895,255 km (0.076 R)
• M6: 2,479,286 km (0.112 R)
• M7: 3,556,839 km (0.102 R)
• M8: 5,216,927 km (0.078 R)
• M9: 5,566,238 km (0.081 R)
• M10: 5,930,957 km (0.098 R)
• M11: 7,507,569 km (0.07 R)
• M12: 7,862,565 km (0.054 R)
• M13: 12,475,864 km (0.058 R)
• M14: 13,811,025 km (0.118 R)
• M15: 18,865,638 km (0.095 R)
• M16: 23,121,697 km (0.118 R)
• M17: 23,307,947 km (0.118 R)
• M18: 25,224,894 km (0.115 R)
• M19: 28,293,744 km (0.035 R)
• M20: 31,034,078 km (0.058 R)
• M21: 41,530,314 km (0.073 R)
• M22: 47,869,224 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.8

Radius: 5.1

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 13.19 AU - 20.85 AU

Year: 29814 Days

Day: 19.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 84,539,058 km

• M1: 63,429 km (0.06 R)
• M2: 598,242 km (0.042 R)
• M3: 914,791 km (0.105 R)
• M4: 1,104,631 km (0.115 R)
• M5: 2,629,033 km (0.064 R)
• M6: 3,017,239 km (0.103 R)
• M7: 3,502,236 km (0.077 R)
• M8: 4,070,708 km (0.06 R)
• M9: 5,971,199 km (0.089 R)
• M10: 8,126,156 km (0.037 R)
• M11: 8,611,901 km (0.056 R)
• M12: 8,833,904 km (0.071 R)
• M13: 9,002,949 km (0.03 R)
• M14: 11,941,351 km (0.112 R)
• M15: 18,585,291 km (0.036 R)
• M16: 23,693,460 km (0.11 R)
• M17: 23,910,976 km (0.112 R)
• M18: 25,813,412 km (0.116 R)
• M19: 27,814,433 km (0.052 R)
• M20: 31,462,527 km (0.093 R)
• M21: 33,061,129 km (0.09 R)
• M22: 34,156,335 km (0.055 R)
• M23: 59,015,911 km (0.079 R)
• M24: 68,671,706 km (0.045 R)
• M25: 70,676,317 km (0.078 R)
• M26: 71,127,056 km (0.115 R)
• M27: 72,719,675 km (0.117 R)
• M28: 74,335,930 km (0.105 R)
• M29: 75,504,888 km (0.045 R)
• M30: 76,212,186 km (0.1 R)
• M31: 77,879,604 km (0.117 R)
• M32: 80,058,946 km (0.099 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 19,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit