🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.48 AU - 0.6 AU

Year: 256 Days

Day: 23.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,943,900 km

• M1: 56,249 km (0.086 R)
• M2: 393,742 km (0.106 R)

Asteroid Belt

Center: 1.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.6

Radius: 8.6

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.37 AU - 1.77 AU

Year: 1270 Days

Day: 13 Hours

Environment

Temp: -170 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,943,900 km

• M1: 106,962 km (0.114 R)
• M2: 389,553 km (0.07 R)
• M3: 799,900 km (0.058 R)
• M4: 1,111,512 km (0.117 R)
• M5: 1,646,624 km (0.103 R)
• M6: 2,587,295 km (0.116 R)
• M7: 4,278,200 km (0.085 R)
• M8: 6,650,523 km (0.054 R)
• M9: 6,967,521 km (0.088 R)
• M10: 8,880,429 km (0.098 R)
• M11: 11,085,801 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.2

Radius: 8.9

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.48 AU - 1.9 AU

Year: 1419 Days

Day: 13 Hours

Environment

Temp: -193 °C

Axial Tilt: 93.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,943,900 km

• M1: 110,702 km (0.101 R)
• M2: 433,385 km (0.11 R)
• M3: 1,117,795 km (0.086 R)
• M4: 1,630,318 km (0.081 R)
• M5: 2,391,621 km (0.074 R)
• M6: 3,246,423 km (0.073 R)
• M7: 4,310,663 km (0.112 R)
• M8: 4,599,985 km (0.113 R)
• M9: 5,326,133 km (0.069 R)
• M10: 8,196,467 km (0.086 R)
• M11: 8,825,078 km (0.101 R)
• M12: 9,104,078 km (0.069 R)
• M13: 9,844,288 km (0.082 R)
• M14: 10,212,149 km (0.049 R)
• M15: 11,334,881 km (0.072 R)
• M16: 11,627,943 km (0.117 R)
• M17: 11,963,791 km (0.062 R)
• M18: 12,382,964 km (0.108 R)
• M19: 13,130,205 km (0.039 R)
• M20: 13,907,067 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195

Radius: 11.7

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.35 AU - 3.07 AU

Year: 2881 Days

Day: 8.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,943,900 km

• M1: 145,559 km (0.119 R)
• M2: 591,360 km (0.088 R)
• M3: 1,069,625 km (0.084 R)
• M4: 2,182,783 km (0.082 R)
• M5: 2,573,831 km (0.107 R)
• M6: 3,451,672 km (0.047 R)
• M7: 4,893,346 km (0.054 R)
• M8: 5,886,078 km (0.031 R)
• M9: 7,675,717 km (0.113 R)
• M10: 8,326,468 km (0.117 R)
• M11: 9,706,059 km (0.109 R)
• M12: 10,569,538 km (0.085 R)
• M13: 12,297,693 km (0.114 R)
• M14: 13,229,089 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.2

Radius: 11

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.5 AU - 3.9 AU

Year: 4595 Days

Day: 8.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,943,900 km

• M1: 136,882 km (0.117 R)
• M2: 501,452 km (0.089 R)
• M3: 880,683 km (0.07 R)
• M4: 1,367,474 km (0.09 R)
• M5: 1,788,293 km (0.058 R)
• M6: 3,217,102 km (0.057 R)
• M7: 4,649,352 km (0.1 R)
• M8: 5,141,978 km (0.12 R)
• M9: 5,615,156 km (0.103 R)
• M10: 6,438,393 km (0.091 R)
• M11: 9,052,915 km (0.101 R)
• M12: 9,471,340 km (0.091 R)
• M13: 11,583,064 km (0.105 R)
• M14: 11,985,931 km (0.065 R)
• M15: 13,154,590 km (0.057 R)
• M16: 14,142,833 km (0.086 R)
• M17: 15,179,846 km (0.107 R)
• M18: 16,211,323 km (0.094 R)
• M19: 16,602,970 km (0.101 R)
• M20: 18,656,500 km (0.072 R)
• M21: 19,903,249 km (0.076 R)
• M22: 23,191,410 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.9

Radius: 5.9

Gravity: 21.83 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.56 AU - 8.96 AU

Year: 12630 Days

Day: 24.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,943,900 km

• M1: 73,303 km (0.049 R)
• M2: 272,717 km (0.037 R)
• M3: 572,212 km (0.065 R)
• M4: 1,866,084 km (0.101 R)
• M5: 2,079,560 km (0.11 R)
• M6: 2,369,481 km (0.086 R)
• M7: 3,696,563 km (0.106 R)
• M8: 4,302,435 km (0.096 R)
• M9: 4,872,702 km (0.115 R)
• M10: 7,575,187 km (0.088 R)
• M11: 7,936,765 km (0.101 R)
• M12: 9,040,199 km (0.077 R)
• M13: 9,602,687 km (0.106 R)
• M14: 9,812,872 km (0.101 R)
• M15: 11,254,996 km (0.115 R)
• M16: 14,621,546 km (0.089 R)
• M17: 15,111,031 km (0.109 R)
• M18: 17,179,071 km (0.096 R)
• M19: 18,200,526 km (0.114 R)
• M20: 19,261,773 km (0.106 R)
• M21: 20,623,712 km (0.114 R)
• M22: 24,502,186 km (0.118 R)
• M23: 30,393,051 km (0.03 R)
• M24: 30,846,632 km (0.094 R)
• M25: 31,651,469 km (0.114 R)
• M26: 31,883,944 km (0.067 R)
• M27: 33,182,902 km (0.05 R)
• M28: 35,010,689 km (0.064 R)
• M29: 38,335,950 km (0.108 R)
• M30: 50,349,707 km (0.07 R)
• M31: 51,304,291 km (0.113 R)
• M32: 53,578,477 km (0.086 R)
• M33: 57,805,216 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.9

Radius: 6.5

Gravity: 23.19 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.15 AU - 9.61 AU

Year: 15663 Days

Day: 15.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,943,900 km

• M1: 84,523 km (0.107 R)
• M2: 346,618 km (0.098 R)
• M3: 587,770 km (0.082 R)
• M4: 1,217,727 km (0.069 R)
• M5: 1,660,985 km (0.105 R)
• M6: 2,532,842 km (0.117 R)
• M7: 2,940,645 km (0.067 R)
• M8: 4,265,484 km (0.103 R)
• M9: 5,433,245 km (0.085 R)
• M10: 6,363,893 km (0.12 R)
• M11: 6,844,701 km (0.118 R)
• M12: 8,799,347 km (0.108 R)
• M13: 9,619,592 km (0.054 R)
• M14: 9,904,127 km (0.088 R)
• M15: 10,194,048 km (0.056 R)
• M16: 10,430,263 km (0.108 R)
• M17: 16,759,300 km (0.109 R)
• M18: 17,844,932 km (0.097 R)
• M19: 26,677,040 km (0.104 R)
• M20: 28,154,319 km (0.107 R)
• M21: 31,644,737 km (0.086 R)
• M22: 32,021,424 km (0.114 R)
• M23: 32,912,130 km (0.073 R)
• M24: 33,428,542 km (0.049 R)
• M25: 35,955,100 km (0.092 R)
• M26: 37,896,432 km (0.073 R)
• M27: 40,493,600 km (0.081 R)
• M28: 40,937,607 km (0.102 R)
• M29: 45,240,341 km (0.075 R)
• M30: 47,010,084 km (0.056 R)
• M31: 47,994,587 km (0.073 R)
• M32: 58,418,567 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.5

Radius: 7.1

Gravity: 11.59 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.12 AU - 11.04 AU

Year: 19145 Days

Day: 15.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,943,900 km

• M1: 108,458 km (0.095 R)
• M2: 349,012 km (0.102 R)
• M3: 665,411 km (0.087 R)
• M4: 1,092,812 km (0.102 R)
• M5: 1,333,067 km (0.119 R)
• M6: 2,913,419 km (0.084 R)
• M7: 4,052,457 km (0.053 R)
• M8: 6,174,802 km (0.115 R)
• M9: 8,528,275 km (0.097 R)
• M10: 10,218,881 km (0.055 R)
• M11: 12,850,008 km (0.112 R)
• M12: 14,176,343 km (0.107 R)
• M13: 15,901,206 km (0.079 R)
• M14: 18,613,565 km (0.116 R)
• M15: 34,084,229 km (0.109 R)
• M16: 57,682,396 km (0.098 R)
• M17: 61,257,635 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.9

Radius: 7

Gravity: 16.77 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 9.06 AU - 12.64 AU

Year: 23076 Days

Day: 23.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,943,900 km

• M1: 87,066 km (0.117 R)
• M2: 2,299,319 km (0.043 R)
• M3: 2,658,055 km (0.097 R)
• M4: 3,309,404 km (0.034 R)
• M5: 3,548,761 km (0.104 R)
• M6: 4,886,166 km (0.117 R)
• M7: 5,118,342 km (0.119 R)
• M8: 5,604,983 km (0.113 R)
• M9: 9,670,306 km (0.082 R)
• M10: 9,913,851 km (0.107 R)
• M11: 10,224,266 km (0.11 R)
• M12: 10,929,770 km (0.098 R)
• M13: 11,943,445 km (0.103 R)
• M14: 12,798,547 km (0.054 R)
• M15: 19,280,174 km (0.089 R)
• M16: 21,573,060 km (0.037 R)
• M17: 25,171,338 km (0.112 R)
• M18: 25,517,058 km (0.086 R)
• M19: 30,045,386 km (0.05 R)
• M20: 30,564,939 km (0.107 R)
• M21: 31,488,407 km (0.042 R)
• M22: 33,252,764 km (0.117 R)
• M23: 36,977,003 km (0.114 R)
• M24: 38,025,236 km (0.091 R)
• M25: 42,092,203 km (0.106 R)
• M26: 44,734,102 km (0.119 R)
• M27: 61,054,332 km (0.062 R)
• M28: 63,790,028 km (0.082 R)
• M29: 70,641,461 km (0.118 R)
• M30: 76,030,425 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 14,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit