🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.82 AU - 1.12 AU

Year: 354 Days

Day: 37.1 Hours

Environment

Temp: 13 °C

Axial Tilt: 176.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.6

Radius: 9

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.66 AU - 5.78 AU

Year: 3803 Days

Day: 10.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,631,682 km

• M1: 111,899 km (0.104 R)
• M2: 582,833 km (0.117 R)
• M3: 944,711 km (0.106 R)
• M4: 1,701,227 km (0.092 R)
• M5: 1,988,006 km (0.084 R)
• M6: 2,322,657 km (0.057 R)
• M7: 2,780,875 km (0.091 R)
• M8: 3,240,140 km (0.117 R)
• M9: 4,240,651 km (0.081 R)
• M10: 4,953,185 km (0.119 R)
• M11: 6,184,077 km (0.103 R)
• M12: 7,469,870 km (0.075 R)
• M13: 7,852,691 km (0.104 R)
• M14: 8,248,677 km (0.105 R)
• M15: 9,041,695 km (0.062 R)
• M16: 9,557,509 km (0.096 R)
• M17: 10,389,273 km (0.057 R)
• M18: 11,633,628 km (0.082 R)
• M19: 11,959,751 km (0.025 R)
• M20: 12,387,900 km (0.094 R)
• M21: 13,682,670 km (0.04 R)
• M22: 15,230,709 km (0.087 R)
• M23: 19,312,487 km (0.081 R)
• M24: 20,980,204 km (0.1 R)
• M25: 23,621,504 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.7

Radius: 11

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.56 AU - 6.06 AU

Year: 4538 Days

Day: 13.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,631,682 km

• M1: 136,882 km (0.091 R)
• M2: 609,013 km (0.076 R)
• M3: 1,025,942 km (0.044 R)
• M4: 1,864,289 km (0.093 R)
• M5: 2,346,143 km (0.117 R)
• M6: 2,796,732 km (0.1 R)
• M7: 3,251,360 km (0.106 R)
• M8: 7,342,114 km (0.105 R)
• M9: 8,448,839 km (0.073 R)
• M10: 9,927,315 km (0.091 R)
• M11: 13,483,555 km (0.079 R)
• M12: 17,308,174 km (0.076 R)
• M13: 17,754,724 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.7

Radius: 13.3

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.07 AU - 9.77 AU

Year: 8266 Days

Day: 13.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,631,682 km

• M1: 170,841 km (0.086 R)
• M2: 903,272 km (0.115 R)
• M3: 1,512,734 km (0.049 R)
• M4: 2,085,694 km (0.101 R)
• M5: 2,902,199 km (0.028 R)
• M6: 4,205,346 km (0.099 R)
• M7: 5,260,759 km (0.104 R)
• M8: 6,344,595 km (0.103 R)
• M9: 8,305,524 km (0.084 R)
• M10: 9,310,971 km (0.089 R)
• M11: 11,250,957 km (0.03 R)
• M12: 13,800,104 km (0.114 R)
• M13: 15,464,231 km (0.063 R)
• M14: 17,120,878 km (0.117 R)
• M15: 17,745,449 km (0.091 R)
• M16: 18,820,011 km (0.099 R)
• M17: 20,089,797 km (0.047 R)
• M18: 24,242,185 km (0.057 R)
• M19: 25,118,679 km (0.07 R)
• M20: 28,837,383 km (0.045 R)
• M21: 30,624,629 km (0.072 R)
• M22: 33,658,025 km (0.081 R)
• M23: 34,091,560 km (0.075 R)
• M24: 36,886,347 km (0.113 R)
• M25: 38,516,365 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.4

Radius: 10.7

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.66 AU - 10.76 AU

Year: 12099 Days

Day: 6.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 39,631,682 km

• M1: 133,142 km (0.119 R)
• M2: 928,404 km (0.082 R)
• M3: 1,326,036 km (0.081 R)
• M4: 1,804,300 km (0.11 R)
• M5: 2,236,787 km (0.109 R)
• M6: 5,717,631 km (0.051 R)
• M7: 6,137,253 km (0.099 R)
• M8: 6,659,648 km (0.051 R)
• M9: 7,521,033 km (0.08 R)
• M10: 7,932,277 km (0.097 R)
• M11: 8,358,482 km (0.025 R)
• M12: 8,799,945 km (0.117 R)
• M13: 9,999,122 km (0.062 R)
• M14: 10,723,475 km (0.115 R)
• M15: 12,912,540 km (0.097 R)
• M16: 13,503,302 km (0.071 R)
• M17: 15,239,086 km (0.062 R)
• M18: 16,731,175 km (0.12 R)
• M19: 18,482,667 km (0.079 R)
• M20: 27,677,551 km (0.078 R)
• M21: 31,158,843 km (0.108 R)
• M22: 36,197,449 km (0.094 R)
• M23: 38,168,999 km (0.049 R)
• M24: 38,977,276 km (0.118 R)
• M25: 39,385,679 km (0.081 R)
• M26: 42,324,978 km (0.108 R)
• M27: 45,407,442 km (0.093 R)
• M28: 47,080,395 km (0.074 R)
• M29: 47,543,699 km (0.085 R)
• M30: 55,376,195 km (0.09 R)
• M31: 60,320,554 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.6

Radius: 6.9

Gravity: 19.5 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 12.67 AU - 14.51 AU

Year: 18579 Days

Day: 17 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 39,631,682 km

• M1: 85,869 km (0.056 R)
• M2: 439,070 km (0.036 R)
• M3: 755,768 km (0.066 R)
• M4: 1,337,255 km (0.074 R)
• M5: 1,559,408 km (0.051 R)
• M6: 1,998,927 km (0.101 R)
• M7: 2,248,157 km (0.078 R)
• M8: 2,541,668 km (0.119 R)
• M9: 3,317,632 km (0.112 R)
• M10: 3,980,351 km (0.098 R)
• M11: 8,561,037 km (0.105 R)
• M12: 10,278,122 km (0.114 R)
• M13: 11,608,795 km (0.091 R)
• M14: 13,337,997 km (0.118 R)
• M15: 18,714,993 km (0.047 R)
• M16: 19,921,649 km (0.072 R)
• M17: 22,080,047 km (0.112 R)
• M18: 22,591,522 km (0.093 R)
• M19: 25,379,428 km (0.086 R)
• M20: 26,740,320 km (0.071 R)
• M21: 33,335,492 km (0.102 R)
• M22: 33,603,571 km (0.108 R)
• M23: 35,660,692 km (0.114 R)
• M24: 39,722,723 km (0.079 R)
• M25: 42,964,209 km (0.086 R)
• M26: 57,888,392 km (0.091 R)
• M27: 61,438,499 km (0.069 R)
• M28: 67,673,140 km (0.08 R)
• M29: 68,535,123 km (0.118 R)
• M30: 73,180,436 km (0.037 R)
• M31: 77,795,530 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.2

Radius: 7.7

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 14.83 AU - 19.19 AU

Year: 26017 Days

Day: 24 Hours

Environment

Temp: -201 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,631,682 km

• M1: 95,743 km (0.101 R)
• M2: 375,640 km (0.071 R)
• M3: 615,446 km (0.111 R)
• M4: 1,391,260 km (0.061 R)
• M5: 1,649,616 km (0.06 R)
• M6: 2,114,716 km (0.099 R)
• M7: 2,626,041 km (0.105 R)
• M8: 3,395,124 km (0.082 R)
• M9: 3,919,015 km (0.073 R)
• M10: 5,402,129 km (0.054 R)
• M11: 5,816,664 km (0.107 R)
• M12: 6,149,968 km (0.08 R)
• M13: 7,001,779 km (0.104 R)
• M14: 8,592,902 km (0.09 R)
• M15: 15,037,728 km (0.086 R)
• M16: 18,857,560 km (0.097 R)
• M17: 20,566,715 km (0.043 R)
• M18: 25,418,623 km (0.064 R)
• M19: 31,794,335 km (0.115 R)
• M20: 35,513,637 km (0.092 R)
• M21: 38,225,398 km (0.058 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 17,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit