🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.47 AU - 0.61 AU

Year: 260 Days

Day: 20.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.8

Radius: 14.4

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.25 AU - 1.45 AU

Year: 1029 Days

Day: 8.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,929,572 km

• M1: 183,108 km (0.075 R)
• M2: 707,748 km (0.099 R)
• M3: 1,720,525 km (0.106 R)
• M4: 2,489,458 km (0.097 R)
• M5: 5,517,319 km (0.118 R)
• M6: 6,085,193 km (0.1 R)
• M7: 7,033,493 km (0.086 R)
• M8: 7,653,277 km (0.089 R)
• M9: 8,758,656 km (0.092 R)
• M10: 9,533,872 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 9.5

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.59 AU - 2.05 AU

Year: 1611 Days

Day: 9.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,929,572 km

• M1: 118,182 km (0.113 R)
• M2: 422,315 km (0.109 R)
• M3: 740,958 km (0.088 R)
• M4: 1,041,201 km (0.115 R)
• M5: 1,402,929 km (0.12 R)
• M6: 2,540,022 km (0.111 R)
• M7: 3,167,885 km (0.085 R)
• M8: 3,910,937 km (0.046 R)
• M9: 4,235,864 km (0.106 R)
• M10: 5,643,280 km (0.083 R)
• M11: 5,978,679 km (0.06 R)
• M12: 6,798,625 km (0.118 R)
• M13: 7,270,307 km (0.057 R)
• M14: 8,456,169 km (0.043 R)
• M15: 8,765,238 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.7

Radius: 13.2

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.62 AU - 2.02 AU

Year: 1611 Days

Day: 11 Hours

Environment

Temp: -192 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,929,572 km

• M1: 164,109 km (0.111 R)
• M2: 699,819 km (0.045 R)
• M3: 1,161,777 km (0.058 R)
• M4: 1,672,654 km (0.117 R)
• M5: 2,129,974 km (0.09 R)
• M6: 2,824,408 km (0.069 R)
• M7: 3,320,026 km (0.067 R)
• M8: 4,353,148 km (0.069 R)
• M9: 4,955,579 km (0.072 R)
• M10: 5,774,627 km (0.099 R)
• M11: 8,595,594 km (0.119 R)
• M12: 9,778,614 km (0.073 R)
• M13: 10,496,834 km (0.101 R)
• M14: 11,734,158 km (0.082 R)
• M15: 12,427,394 km (0.072 R)
• M16: 13,229,538 km (0.095 R)
• M17: 13,685,213 km (0.108 R)
• M18: 14,497,230 km (0.081 R)
• M19: 15,070,938 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.8

Radius: 9.5

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.88 AU - 2.08 AU

Year: 1828 Days

Day: 5.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,929,572 km

• M1: 118,182 km (0.041 R)
• M2: 432,338 km (0.053 R)
• M3: 964,906 km (0.097 R)
• M4: 1,318,556 km (0.108 R)
• M5: 1,634,058 km (0.075 R)
• M6: 2,164,532 km (0.1 R)
• M7: 2,700,541 km (0.113 R)
• M8: 3,458,404 km (0.109 R)
• M9: 4,749,134 km (0.077 R)
• M10: 5,116,995 km (0.027 R)
• M11: 5,752,786 km (0.093 R)
• M12: 6,253,191 km (0.09 R)
• M13: 6,760,627 km (0.117 R)
• M14: 7,136,566 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.8

Radius: 8

Gravity: 13.53 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.76 AU - 3.32 AU

Year: 3477 Days

Day: 5.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,929,572 km

• M1: 102,624 km (0.083 R)
• M2: 493,523 km (0.084 R)
• M3: 768,185 km (0.105 R)
• M4: 1,147,715 km (0.119 R)
• M5: 1,684,622 km (0.046 R)
• M6: 2,259,227 km (0.057 R)
• M7: 2,649,528 km (0.112 R)
• M8: 4,254,563 km (0.104 R)
• M9: 4,606,567 km (0.116 R)
• M10: 7,438,455 km (0.1 R)
• M11: 7,776,995 km (0.069 R)
• M12: 9,787,141 km (0.083 R)
• M13: 12,074,194 km (0.045 R)
• M14: 12,495,013 km (0.073 R)
• M15: 14,854,321 km (0.054 R)
• M16: 15,776,292 km (0.087 R)
• M17: 20,831,653 km (0.03 R)
• M18: 25,094,145 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.9

Radius: 12.7

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.21 AU - 5.03 AU

Year: 5486 Days

Day: 5.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,929,572 km

• M1: 157,975 km (0.08 R)
• M2: 575,952 km (0.099 R)
• M3: 1,013,376 km (0.115 R)
• M4: 1,938,938 km (0.109 R)
• M5: 2,353,773 km (0.054 R)
• M6: 2,862,406 km (0.101 R)
• M7: 3,581,523 km (0.051 R)
• M8: 4,258,752 km (0.091 R)
• M9: 4,700,215 km (0.079 R)
• M10: 5,786,296 km (0.075 R)
• M11: 6,813,435 km (0.119 R)
• M12: 7,821,575 km (0.088 R)
• M13: 9,001,453 km (0.098 R)
• M14: 10,092,770 km (0.082 R)
• M15: 11,139,805 km (0.079 R)
• M16: 11,667,587 km (0.1 R)
• M17: 12,120,120 km (0.119 R)
• M18: 15,515,244 km (0.039 R)
• M19: 17,665,713 km (0.111 R)
• M20: 18,142,631 km (0.091 R)
• M21: 19,247,112 km (0.093 R)
• M22: 20,591,848 km (0.081 R)
• M23: 22,411,706 km (0.09 R)
• M24: 23,396,359 km (0.11 R)
• M25: 24,117,271 km (0.12 R)
• M26: 25,076,642 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.2

Radius: 10.9

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.21 AU - 5.43 AU

Year: 6942 Days

Day: 9.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,929,572 km

• M1: 143,315 km (0.117 R)
• M2: 696,228 km (0.113 R)
• M3: 1,082,341 km (0.047 R)
• M4: 1,689,259 km (0.106 R)
• M5: 2,428,871 km (0.084 R)
• M6: 3,229,818 km (0.062 R)
• M7: 3,848,405 km (0.083 R)
• M8: 6,093,271 km (0.101 R)
• M9: 6,903,194 km (0.103 R)
• M10: 7,601,517 km (0.039 R)
• M11: 8,816,102 km (0.103 R)
• M12: 9,180,073 km (0.085 R)
• M13: 11,917,714 km (0.115 R)
• M14: 17,074,353 km (0.089 R)
• M15: 22,635,803 km (0.108 R)
• M16: 23,166,726 km (0.046 R)
• M17: 24,332,243 km (0.066 R)
• M18: 28,500,489 km (0.118 R)

Asteroid Belt

Center: 5.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.2

Radius: 8.6

Gravity: 12.54 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.35 AU - 5.97 AU

Year: 8834 Days

Day: 14.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,929,572 km

• M1: 108,758 km (0.087 R)
• M2: 430,543 km (0.114 R)
• M3: 972,985 km (0.05 R)
• M4: 1,461,870 km (0.086 R)
• M5: 2,142,092 km (0.097 R)
• M6: 3,177,758 km (0.059 R)
• M7: 3,613,537 km (0.113 R)
• M8: 4,457,269 km (0.098 R)
• M9: 5,393,302 km (0.096 R)
• M10: 6,305,700 km (0.115 R)
• M11: 6,876,865 km (0.113 R)
• M12: 7,195,508 km (0.043 R)
• M13: 9,222,559 km (0.089 R)
• M14: 10,680,540 km (0.059 R)
• M15: 11,998,497 km (0.029 R)
• M16: 12,286,174 km (0.07 R)
• M17: 13,483,256 km (0.118 R)
• M18: 15,557,730 km (0.091 R)
• M19: 18,668,468 km (0.089 R)
• M20: 20,491,617 km (0.118 R)
• M21: 20,986,038 km (0.062 R)
• M22: 26,280,905 km (0.099 R)
• M23: 30,443,915 km (0.096 R)
• M24: 31,850,434 km (0.108 R)
• M25: 32,291,897 km (0.112 R)
• M26: 36,811,698 km (0.088 R)
• M27: 37,419,963 km (0.112 R)
• M28: 38,531,924 km (0.059 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.2

Radius: 3.6

Gravity: 49.09 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.83 AU - 10.03 AU

Year: 17506 Days

Day: 18.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,929,572 km

• M1: 44,730 km (0.089 R)
• M2: 174,132 km (0.087 R)
• M3: 360,980 km (0.082 R)
• M4: 2,248,456 km (0.106 R)
• M5: 3,056,284 km (0.089 R)
• M6: 4,009,971 km (0.057 R)
• M7: 7,837,283 km (0.04 R)
• M8: 8,891,798 km (0.067 R)
• M9: 9,156,138 km (0.114 R)
• M10: 11,462,787 km (0.049 R)
• M11: 12,682,907 km (0.104 R)
• M12: 13,496,570 km (0.042 R)
• M13: 15,758,490 km (0.111 R)
• M14: 16,459,655 km (0.118 R)
• M15: 17,181,315 km (0.052 R)
• M16: 17,591,214 km (0.045 R)
• M17: 18,091,768 km (0.107 R)
• M18: 18,860,252 km (0.116 R)
• M19: 20,008,266 km (0.082 R)
• M20: 20,553,551 km (0.1 R)
• M21: 21,202,207 km (0.042 R)
• M22: 23,329,190 km (0.032 R)
• M23: 24,239,044 km (0.116 R)
• M24: 26,021,353 km (0.101 R)
• M25: 31,036,472 km (0.1 R)
• M26: 32,259,584 km (0.062 R)
• M27: 34,932,300 km (0.097 R)
• M28: 37,064,967 km (0.078 R)
• M29: 43,072,817 km (0.079 R)
• M30: 44,133,317 km (0.064 R)
• M31: 45,522,333 km (0.101 R)
• M32: 51,878,298 km (0.103 R)
• M33: 53,424,691 km (0.065 R)
• M34: 54,121,667 km (0.063 R)
• M35: 54,296,846 km (0.05 R)
• M36: 58,985,842 km (0.112 R)
• M37: 64,133,206 km (0.09 R)
• M38: 66,714,966 km (0.093 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: 419 - 15,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit