🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51

Radius: 12.3

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.5 AU - 0.72 AU

Year: 323 Days

Day: 5.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 76,574,925 km

• M1: 153,637 km (0.115 R)
• M2: 617,241 km (0.04 R)
• M3: 1,231,340 km (0.074 R)
• M4: 1,720,076 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.5

Radius: 8.2

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.53 AU - 0.71 AU

Year: 331 Days

Day: 8.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,574,925 km

• M1: 102,026 km (0.119 R)
• M2: 368,759 km (0.076 R)
• M3: 666,907 km (0.1 R)
• M4: 967,749 km (0.092 R)
• M5: 1,431,053 km (0.084 R)
• M6: 1,728,304 km (0.115 R)
• M7: 1,989,652 km (0.072 R)
• M8: 2,353,773 km (0.104 R)
• M9: 2,733,303 km (0.081 R)
• M10: 3,324,364 km (0.112 R)
• M11: 3,815,494 km (0.046 R)
• M12: 4,250,375 km (0.102 R)
• M13: 4,703,955 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.4

Radius: 10.7

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.22 AU - 1.84 AU

Year: 1284 Days

Day: 8.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,574,925 km

• M1: 133,142 km (0.066 R)
• M2: 565,330 km (0.055 R)
• M3: 936,632 km (0.068 R)
• M4: 1,614,311 km (0.091 R)
• M5: 3,538,438 km (0.114 R)
• M6: 4,003,389 km (0.048 R)
• M7: 4,809,721 km (0.062 R)
• M8: 5,612,164 km (0.045 R)
• M9: 6,227,311 km (0.052 R)
• M10: 6,702,583 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.3

Radius: 8.6

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.79 AU - 2.35 AU

Year: 2020 Days

Day: 8.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,574,925 km

• M1: 108,758 km (0.112 R)
• M2: 468,690 km (0.115 R)
• M3: 759,658 km (0.118 R)
• M4: 1,513,631 km (0.089 R)
• M5: 1,998,179 km (0.102 R)
• M6: 2,376,213 km (0.098 R)
• M7: 2,985,525 km (0.112 R)
• M8: 3,623,111 km (0.069 R)
• M9: 4,129,200 km (0.119 R)
• M10: 5,637,895 km (0.081 R)
• M11: 6,136,654 km (0.097 R)
• M12: 6,746,116 km (0.111 R)
• M13: 8,367,458 km (0.089 R)
• M14: 9,594,759 km (0.063 R)
• M15: 10,975,846 km (0.089 R)
• M16: 12,156,323 km (0.059 R)
• M17: 13,726,053 km (0.08 R)
• M18: 14,172,603 km (0.045 R)
• M19: 16,007,122 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.8

Radius: 13.7

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.09 AU - 2.55 AU

Year: 2397 Days

Day: 9.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,574,925 km

• M1: 171,589 km (0.071 R)
• M2: 702,960 km (0.1 R)
• M3: 1,139,487 km (0.059 R)
• M4: 1,973,645 km (0.082 R)
• M5: 3,075,433 km (0.111 R)
• M6: 3,909,890 km (0.083 R)
• M7: 4,678,075 km (0.11 R)
• M8: 5,759,368 km (0.096 R)
• M9: 6,973,505 km (0.119 R)
• M10: 8,074,695 km (0.086 R)
• M11: 9,089,267 km (0.06 R)
• M12: 10,805,604 km (0.06 R)
• M13: 12,359,626 km (0.102 R)
• M14: 12,812,010 km (0.081 R)
• M15: 13,533,072 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.1

Radius: 5.4

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.62 AU - 9.66 AU

Year: 15752 Days

Day: 21.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,574,925 km

• M1: 343,178 km (0.099 R)
• M2: 810,521 km (0.077 R)
• M3: 1,008,888 km (0.029 R)
• M4: 1,748,051 km (0.115 R)
• M5: 5,312,220 km (0.044 R)
• M6: 11,199,794 km (0.096 R)
• M7: 12,012,859 km (0.06 R)
• M8: 13,039,399 km (0.063 R)
• M9: 15,859,618 km (0.112 R)
• M10: 18,611,770 km (0.049 R)
• M11: 21,502,001 km (0.113 R)
• M12: 26,802,254 km (0.052 R)
• M13: 29,246,085 km (0.117 R)
• M14: 29,853,901 km (0.119 R)
• M15: 34,459,271 km (0.099 R)
• M16: 34,910,309 km (0.114 R)
• M17: 39,639,397 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.2

Radius: 7.1

Gravity: 13.2 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.28 AU - 12.13 AU

Year: 20490 Days

Day: 19.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,574,925 km

• M1: 207,642 km (0.093 R)
• M2: 505,342 km (0.1 R)
• M3: 806,781 km (0.095 R)
• M4: 1,185,862 km (0.087 R)
• M5: 1,661,733 km (0.099 R)
• M6: 2,012,241 km (0.106 R)
• M7: 2,641,898 km (0.117 R)
• M8: 3,094,582 km (0.025 R)
• M9: 4,219,408 km (0.093 R)
• M10: 4,487,188 km (0.037 R)
• M11: 5,359,793 km (0.116 R)
• M12: 6,471,305 km (0.064 R)
• M13: 6,783,067 km (0.114 R)
• M14: 7,388,489 km (0.102 R)
• M15: 9,706,658 km (0.072 R)
• M16: 10,115,359 km (0.091 R)
• M17: 10,843,003 km (0.051 R)
• M18: 12,883,369 km (0.087 R)
• M19: 14,178,737 km (0.105 R)
• M20: 14,553,330 km (0.104 R)
• M21: 15,957,306 km (0.073 R)
• M22: 19,031,991 km (0.063 R)
• M23: 21,878,539 km (0.038 R)
• M24: 22,480,072 km (0.117 R)
• M25: 22,784,952 km (0.096 R)
• M26: 25,324,227 km (0.109 R)
• M27: 27,463,775 km (0.102 R)
• M28: 27,812,189 km (0.076 R)
• M29: 31,842,505 km (0.119 R)
• M30: 33,929,844 km (0.109 R)
• M31: 35,554,028 km (0.105 R)
• M32: 36,385,194 km (0.049 R)
• M33: 39,543,953 km (0.034 R)
• M34: 39,839,858 km (0.114 R)
• M35: 44,139,301 km (0.082 R)
• M36: 53,105,299 km (0.049 R)
• M37: 55,661,329 km (0.088 R)
• M38: 57,347,147 km (0.072 R)
• M39: 63,616,794 km (0.115 R)
• M40: 65,873,328 km (0.059 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 15,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit