🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.66 AU - 2.84 AU

Year: 1626 Days

Day: 19.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,661,213 km

• M1: 747,840 km (0.11 R)

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.4

Radius: 12.7

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.85 AU - 8.25 AU

Year: 7395 Days

Day: 12 Hours

Environment

Temp: -163 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,661,213 km

• M1: 158,424 km (0.089 R)
• M2: 1,130,810 km (0.114 R)
• M3: 1,727,257 km (0.053 R)
• M4: 2,257,881 km (0.113 R)
• M5: 3,838,382 km (0.061 R)
• M6: 4,484,944 km (0.091 R)
• M7: 6,524,412 km (0.043 R)
• M8: 7,082,711 km (0.051 R)
• M9: 7,787,168 km (0.117 R)
• M10: 11,675,067 km (0.072 R)
• M11: 12,238,003 km (0.087 R)
• M12: 13,979,472 km (0.075 R)
• M13: 21,077,442 km (0.05 R)
• M14: 22,613,065 km (0.065 R)
• M15: 25,054,801 km (0.097 R)
• M16: 25,563,434 km (0.115 R)
• M17: 28,669,235 km (0.097 R)
• M18: 33,021,336 km (0.094 R)
• M19: 34,148,556 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.8

Radius: 8

Gravity: 10.97 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.26 AU - 7.84 AU

Year: 7395 Days

Day: 8.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,661,213 km

• M1: 99,782 km (0.041 R)
• M2: 414,835 km (0.083 R)
• M3: 946,356 km (0.043 R)
• M4: 1,621,491 km (0.116 R)
• M5: 2,366,339 km (0.108 R)
• M6: 2,698,446 km (0.096 R)
• M7: 3,168,034 km (0.114 R)
• M8: 3,434,169 km (0.076 R)
• M9: 3,812,203 km (0.094 R)
• M10: 4,350,306 km (0.109 R)
• M11: 7,058,476 km (0.104 R)
• M12: 10,239,226 km (0.109 R)
• M13: 11,074,282 km (0.093 R)
• M14: 11,328,299 km (0.058 R)
• M15: 13,851,716 km (0.115 R)
• M16: 16,006,523 km (0.112 R)
• M17: 17,676,185 km (0.12 R)
• M18: 20,053,595 km (0.098 R)
• M19: 22,070,772 km (0.106 R)
• M20: 31,802,862 km (0.11 R)
• M21: 39,042,950 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.3

Radius: 8.5

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.73 AU - 8.37 AU

Year: 7395 Days

Day: 6.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,661,213 km

• M1: 105,766 km (0.108 R)
• M2: 374,892 km (0.115 R)
• M3: 1,379,292 km (0.072 R)
• M4: 1,926,521 km (0.072 R)
• M5: 2,344,049 km (0.075 R)
• M6: 2,762,773 km (0.066 R)
• M7: 3,540,682 km (0.073 R)
• M8: 4,786,384 km (0.075 R)
• M9: 5,190,597 km (0.098 R)
• M10: 6,369,728 km (0.106 R)
• M11: 6,895,265 km (0.057 R)
• M12: 7,261,630 km (0.084 R)
• M13: 8,646,907 km (0.096 R)
• M14: 10,153,507 km (0.098 R)
• M15: 10,969,114 km (0.094 R)
• M16: 12,353,343 km (0.081 R)
• M17: 13,850,369 km (0.1 R)
• M18: 15,464,680 km (0.102 R)
• M19: 18,567,489 km (0.075 R)
• M20: 20,227,427 km (0.083 R)
• M21: 21,749,286 km (0.1 R)
• M22: 23,427,775 km (0.048 R)
• M23: 25,797,854 km (0.111 R)
• M24: 31,705,922 km (0.032 R)
• M25: 33,131,291 km (0.065 R)
• M26: 34,918,836 km (0.096 R)
• M27: 35,348,630 km (0.089 R)
• M28: 36,328,646 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.5

Radius: 6.6

Gravity: 21.38 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.12 AU - 17.58 AU

Year: 19376 Days

Day: 19.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,661,213 km

• M1: 87,814 km (0.096 R)
• M2: 480,060 km (0.094 R)
• M3: 761,752 km (0.087 R)
• M4: 2,113,968 km (0.077 R)
• M5: 3,556,989 km (0.095 R)
• M6: 7,747,075 km (0.103 R)
• M7: 9,315,310 km (0.104 R)
• M8: 10,022,309 km (0.097 R)
• M9: 12,850,457 km (0.068 R)
• M10: 17,714,781 km (0.052 R)
• M11: 21,194,428 km (0.106 R)
• M12: 21,595,799 km (0.072 R)
• M13: 23,787,408 km (0.117 R)
• M14: 28,729,224 km (0.066 R)
• M15: 32,422,646 km (0.104 R)
• M16: 36,134,917 km (0.118 R)
• M17: 38,761,257 km (0.088 R)
• M18: 39,664,230 km (0.099 R)
• M19: 40,581,115 km (0.109 R)
• M20: 47,741,617 km (0.038 R)
• M21: 48,085,692 km (0.081 R)
• M22: 60,996,437 km (0.056 R)

Asteroid Belt

Center: 15.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.2

Radius: 3.9

Gravity: 60.04 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 15.56 AU - 16.52 AU

Year: 22898 Days

Day: 25 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,661,213 km

• M1: 53,107 km (0.085 R)
• M2: 227,389 km (0.119 R)
• M3: 376,538 km (0.064 R)
• M4: 803,490 km (0.094 R)
• M5: 1,192,295 km (0.119 R)
• M6: 1,445,714 km (0.118 R)
• M7: 2,376,213 km (0.097 R)
• M8: 3,712,720 km (0.05 R)
• M9: 3,942,353 km (0.118 R)
• M10: 4,251,422 km (0.036 R)
• M11: 11,225,974 km (0.073 R)
• M12: 11,705,884 km (0.062 R)
• M13: 13,763,004 km (0.09 R)
• M14: 17,012,270 km (0.103 R)
• M15: 19,636,964 km (0.089 R)
• M16: 20,232,514 km (0.091 R)
• M17: 20,942,505 km (0.114 R)
• M18: 24,514,005 km (0.113 R)
• M19: 28,977,856 km (0.101 R)
• M20: 29,361,873 km (0.118 R)
• M21: 30,270,980 km (0.064 R)
• M22: 35,245,109 km (0.09 R)
• M23: 36,867,049 km (0.056 R)
• M24: 40,417,754 km (0.112 R)
• M25: 52,235,238 km (0.039 R)
• M26: 55,119,635 km (0.081 R)
• M27: 55,315,608 km (0.085 R)
• M28: 55,709,050 km (0.056 R)
• M29: 60,367,528 km (0.118 R)
• M30: 62,258,894 km (0.069 R)
• M31: 69,760,778 km (0.078 R)
• M32: 71,609,359 km (0.113 R)
• M33: 73,253,440 km (0.082 R)
• M34: 75,163,057 km (0.119 R)
• M35: 82,363,501 km (0.092 R)
• M36: 84,427,653 km (0.087 R)
• M37: 89,738,676 km (0.106 R)
• M38: 91,374,230 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.6

Radius: 4.4

Gravity: 27.15 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 15.36 AU - 17.32 AU

Year: 23544 Days

Day: 17.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,661,213 km

• M1: 54,753 km (0.115 R)
• M2: 311,463 km (0.073 R)
• M3: 684,859 km (0.093 R)
• M4: 1,036,414 km (0.093 R)
• M5: 3,297,287 km (0.088 R)
• M6: 4,693,783 km (0.119 R)
• M7: 10,716,892 km (0.096 R)
• M8: 11,220,588 km (0.109 R)
• M9: 15,751,609 km (0.109 R)
• M10: 16,650,692 km (0.12 R)
• M11: 17,070,463 km (0.068 R)
• M12: 17,843,735 km (0.093 R)
• M13: 20,208,728 km (0.061 R)
• M14: 23,083,699 km (0.06 R)
• M15: 25,660,224 km (0.08 R)
• M16: 25,883,124 km (0.105 R)
• M17: 30,369,265 km (0.111 R)
• M18: 39,492,043 km (0.074 R)
• M19: 46,216,916 km (0.117 R)
• M20: 61,875,923 km (0.088 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 12,479 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit