🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.95 AU - 1.41 AU

Year: 478 Days

Day: 40 Hours

Environment

Temp: 4 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.45 AU - 2.05 AU

Year: 863 Days

Day: 36.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,939,473 km

• M1: 15,109 km (0.05 R)

Asteroid Belt

Center: 3.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.1

Radius: 9.5

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.59 AU - 4.81 AU

Year: 3798 Days

Day: 5.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,939,473 km

• M1: 118,332 km (0.048 R)
• M2: 438,621 km (0.036 R)
• M3: 785,688 km (0.111 R)
• M4: 1,232,836 km (0.117 R)
• M5: 1,636,900 km (0.057 R)
• M6: 2,185,326 km (0.078 R)
• M7: 2,616,018 km (0.094 R)
• M8: 3,486,528 km (0.086 R)
• M9: 3,901,961 km (0.066 R)
• M10: 4,443,954 km (0.09 R)
• M11: 5,086,776 km (0.102 R)
• M12: 5,594,960 km (0.038 R)
• M13: 6,712,756 km (0.068 R)
• M14: 7,937,962 km (0.105 R)
• M15: 8,365,812 km (0.098 R)
• M16: 8,922,017 km (0.103 R)
• M17: 10,782,715 km (0.086 R)
• M18: 11,486,573 km (0.094 R)
• M19: 12,267,624 km (0.076 R)
• M20: 13,132,898 km (0.112 R)
• M21: 16,085,511 km (0.079 R)
• M22: 17,536,162 km (0.083 R)
• M23: 23,482,677 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.9

Radius: 13.5

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.09 AU - 6.13 AU

Year: 4953 Days

Day: 14.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 93,939,473 km

• M1: 170,093 km (0.083 R)
• M2: 618,288 km (0.111 R)
• M3: 1,115,252 km (0.111 R)
• M4: 1,595,162 km (0.113 R)
• M5: 2,128,778 km (0.11 R)
• M6: 2,798,378 km (0.06 R)
• M7: 3,326,608 km (0.074 R)
• M8: 3,792,605 km (0.09 R)
• M9: 4,372,147 km (0.092 R)
• M10: 5,460,771 km (0.099 R)
• M11: 7,678,111 km (0.033 R)
• M12: 8,797,552 km (0.059 R)
• M13: 9,777,268 km (0.087 R)
• M14: 10,959,690 km (0.114 R)
• M15: 11,907,392 km (0.094 R)
• M16: 12,377,578 km (0.119 R)
• M17: 13,007,236 km (0.097 R)
• M18: 14,278,369 km (0.054 R)
• M19: 14,755,885 km (0.057 R)
• M20: 16,309,609 km (0.097 R)
• M21: 17,185,654 km (0.09 R)
• M22: 18,652,311 km (0.092 R)
• M23: 19,223,326 km (0.079 R)
• M24: 20,870,848 km (0.098 R)
• M25: 21,763,797 km (0.12 R)
• M26: 23,332,929 km (0.106 R)
• M27: 24,070,597 km (0.115 R)
• M28: 26,219,121 km (0.035 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.8

Radius: 10

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.62 AU - 7.72 AU

Year: 6422 Days

Day: 12 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,939,473 km

• M1: 124,316 km (0.102 R)
• M2: 527,183 km (0.052 R)
• M3: 988,094 km (0.051 R)
• M4: 1,916,798 km (0.04 R)
• M5: 2,845,651 km (0.054 R)
• M6: 3,180,451 km (0.027 R)
• M7: 4,686,303 km (0.115 R)
• M8: 5,779,265 km (0.073 R)
• M9: 6,894,218 km (0.108 R)
• M10: 7,539,733 km (0.096 R)
• M11: 10,670,816 km (0.052 R)
• M12: 11,534,594 km (0.112 R)
• M13: 12,289,465 km (0.101 R)
• M14: 12,969,986 km (0.082 R)
• M15: 13,346,673 km (0.099 R)
• M16: 14,985,967 km (0.07 R)
• M17: 16,130,241 km (0.119 R)
• M18: 16,629,000 km (0.064 R)
• M19: 17,331,811 km (0.116 R)
• M20: 18,254,531 km (0.098 R)
• M21: 20,126,299 km (0.113 R)
• M22: 21,443,060 km (0.114 R)
• M23: 22,122,683 km (0.102 R)
• M24: 25,653,192 km (0.027 R)
• M25: 31,434,103 km (0.115 R)
• M26: 33,203,995 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.8

Radius: 10.8

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.98 AU - 7.54 AU

Year: 6552 Days

Day: 14 Hours

Environment

Temp: -158 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 93,939,473 km

• M1: 134,339 km (0.116 R)
• M2: 472,430 km (0.086 R)
• M3: 1,002,904 km (0.103 R)
• M4: 1,350,270 km (0.031 R)
• M5: 1,695,393 km (0.064 R)
• M6: 2,423,336 km (0.105 R)
• M7: 3,393,478 km (0.097 R)
• M8: 4,120,673 km (0.088 R)
• M9: 4,466,843 km (0.102 R)
• M10: 5,309,827 km (0.101 R)
• M11: 6,084,893 km (0.09 R)
• M12: 6,464,573 km (0.108 R)
• M13: 7,739,745 km (0.101 R)
• M14: 8,103,717 km (0.117 R)
• M15: 8,910,049 km (0.117 R)
• M16: 9,768,891 km (0.09 R)
• M17: 11,969,176 km (0.119 R)
• M18: 13,588,573 km (0.066 R)
• M19: 14,299,612 km (0.041 R)
• M20: 16,055,292 km (0.101 R)
• M21: 16,715,767 km (0.1 R)
• M22: 21,144,313 km (0.116 R)
• M23: 27,309,390 km (0.111 R)
• M24: 28,729,373 km (0.069 R)
• M25: 33,178,265 km (0.045 R)
• M26: 36,349,440 km (0.107 R)
• M27: 37,143,955 km (0.081 R)
• M28: 39,122,087 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.5

Radius: 4

Gravity: 55.16 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 14.43 AU - 17.85 AU

Year: 24172 Days

Day: 17.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 93,939,473 km

• M1: 52,210 km (0.099 R)
• M2: 301,889 km (0.064 R)
• M3: 634,594 km (0.11 R)
• M4: 1,380,340 km (0.063 R)
• M5: 1,552,228 km (0.067 R)
• M6: 1,777,223 km (0.072 R)
• M7: 2,155,257 km (0.111 R)
• M8: 2,584,752 km (0.079 R)
• M9: 4,250,225 km (0.051 R)
• M10: 4,961,413 km (0.107 R)
• M11: 6,568,244 km (0.105 R)
• M12: 7,410,929 km (0.062 R)
• M13: 8,212,325 km (0.098 R)
• M14: 8,893,743 km (0.119 R)
• M15: 9,612,112 km (0.094 R)
• M16: 10,433,255 km (0.083 R)
• M17: 11,028,355 km (0.117 R)
• M18: 12,285,875 km (0.074 R)
• M19: 12,431,134 km (0.1 R)
• M20: 12,949,042 km (0.039 R)
• M21: 13,251,379 km (0.12 R)
• M22: 13,948,805 km (0.118 R)
• M23: 23,863,553 km (0.094 R)
• M24: 31,978,639 km (0.116 R)
• M25: 37,942,059 km (0.057 R)
• M26: 39,501,318 km (0.046 R)
• M27: 40,136,660 km (0.093 R)
• M28: 43,080,746 km (0.069 R)
• M29: 47,941,181 km (0.083 R)
• M30: 48,301,712 km (0.104 R)
• M31: 52,197,240 km (0.038 R)
• M32: 52,387,828 km (0.118 R)
• M33: 56,899,550 km (0.116 R)
• M34: 57,913,524 km (0.082 R)
• M35: 58,939,467 km (0.101 R)
• M36: 60,605,987 km (0.077 R)
• M37: 65,572,038 km (0.094 R)
• M38: 68,952,651 km (0.111 R)
• M39: 71,504,341 km (0.114 R)
• M40: 73,878,160 km (0.037 R)
• M41: 76,549,230 km (0.074 R)
• M42: 79,284,029 km (0.114 R)
• M43: 93,939,534 km (0.072 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 20,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit