🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.68 AU - 1 AU

Year: 292 Days

Day: 12.5 Hours

Environment

Temp: 31 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 58,514,376 km

• M1: 40,840 km (0.1 R)
• M2: 410,197 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.78 AU - 3.72 AU

Year: 2219 Days

Day: 40.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.4

Radius: 14.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.76 AU - 5.62 AU

Year: 3847 Days

Day: 10 Hours

Environment

Temp: -141 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,514,376 km

• M1: 182,958 km (0.115 R)
• M2: 880,683 km (0.097 R)
• M3: 1,686,267 km (0.095 R)
• M4: 2,168,122 km (0.09 R)
• M5: 2,650,725 km (0.106 R)
• M6: 3,311,498 km (0.072 R)
• M7: 4,377,533 km (0.071 R)
• M8: 4,943,611 km (0.092 R)
• M9: 5,431,599 km (0.077 R)
• M10: 7,153,621 km (0.099 R)
• M11: 8,341,727 km (0.119 R)
• M12: 10,074,369 km (0.066 R)
• M13: 10,985,121 km (0.105 R)
• M14: 12,834,450 km (0.083 R)
• M15: 13,952,844 km (0.034 R)
• M16: 17,812,319 km (0.113 R)
• M17: 19,203,579 km (0.108 R)
• M18: 19,804,215 km (0.083 R)
• M19: 20,479,350 km (0.094 R)
• M20: 21,233,323 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.7

Radius: 10.1

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.63 AU - 6.89 AU

Year: 5236 Days

Day: 5.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,514,376 km

• M1: 125,662 km (0.103 R)
• M2: 1,080,246 km (0.056 R)
• M3: 2,703,533 km (0.057 R)
• M4: 3,584,066 km (0.032 R)
• M5: 4,350,007 km (0.111 R)
• M6: 5,331,369 km (0.083 R)
• M7: 6,904,989 km (0.034 R)
• M8: 8,199,160 km (0.067 R)
• M9: 8,845,273 km (0.107 R)
• M10: 10,455,844 km (0.059 R)
• M11: 10,853,625 km (0.091 R)
• M12: 13,456,927 km (0.086 R)
• M13: 14,847,888 km (0.11 R)
• M14: 15,350,986 km (0.071 R)
• M15: 16,039,585 km (0.089 R)
• M16: 17,726,001 km (0.098 R)
• M17: 21,732,531 km (0.111 R)
• M18: 22,091,417 km (0.096 R)
• M19: 22,600,498 km (0.035 R)
• M20: 24,949,933 km (0.087 R)
• M21: 27,207,814 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.3

Radius: 13.3

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.45 AU - 6.93 AU

Year: 6554 Days

Day: 13.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,514,376 km

• M1: 165,455 km (0.086 R)
• M2: 652,546 km (0.107 R)
• M3: 1,926,222 km (0.064 R)
• M4: 2,498,883 km (0.066 R)
• M5: 3,064,812 km (0.088 R)
• M6: 3,495,953 km (0.079 R)
• M7: 8,808,323 km (0.105 R)
• M8: 9,389,062 km (0.093 R)
• M9: 10,217,834 km (0.085 R)
• M10: 10,859,160 km (0.103 R)
• M11: 11,478,794 km (0.087 R)
• M12: 12,477,958 km (0.092 R)
• M13: 13,372,105 km (0.087 R)
• M14: 16,998,656 km (0.055 R)
• M15: 18,698,238 km (0.091 R)
• M16: 19,589,392 km (0.071 R)
• M17: 24,718,505 km (0.111 R)
• M18: 27,328,988 km (0.117 R)
• M19: 30,773,628 km (0.093 R)
• M20: 31,342,699 km (0.12 R)
• M21: 31,822,309 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11

Radius: 13.5

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.69 AU - 9.03 AU

Year: 8346 Days

Day: 10 Hours

Environment

Temp: -173 °C

Axial Tilt: 113.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 58,514,376 km

• M1: 422,614 km (0.039 R)
• M2: 1,463,217 km (0.109 R)
• M3: 2,947,078 km (0.082 R)
• M4: 9,129,509 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999

Radius: 12.1

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.95 AU - 11.69 AU

Year: 11655 Days

Day: 7.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,514,376 km

• M1: 154,086 km (0.104 R)
• M2: 595,699 km (0.083 R)
• M3: 1,001,558 km (0.099 R)
• M4: 1,468,752 km (0.101 R)
• M5: 1,904,979 km (0.091 R)
• M6: 2,288,997 km (0.114 R)
• M7: 2,837,124 km (0.073 R)
• M8: 4,473,575 km (0.038 R)
• M9: 5,659,138 km (0.088 R)
• M10: 8,069,459 km (0.109 R)
• M11: 9,449,499 km (0.07 R)
• M12: 10,471,851 km (0.068 R)
• M13: 10,981,232 km (0.085 R)
• M14: 11,388,886 km (0.119 R)
• M15: 13,186,304 km (0.029 R)
• M16: 14,462,225 km (0.071 R)
• M17: 16,189,332 km (0.113 R)
• M18: 16,565,870 km (0.066 R)
• M19: 17,572,065 km (0.06 R)
• M20: 18,700,931 km (0.088 R)
• M21: 24,287,514 km (0.07 R)
• M22: 25,994,276 km (0.093 R)
• M23: 31,945,578 km (0.026 R)
• M24: 33,992,376 km (0.075 R)
• M25: 36,125,193 km (0.083 R)
• M26: 36,898,913 km (0.094 R)
• M27: 38,345,824 km (0.084 R)
• M28: 41,212,717 km (0.075 R)
• M29: 46,002,093 km (0.104 R)
• M30: 51,798,861 km (0.113 R)
• M31: 53,113,378 km (0.114 R)
• M32: 58,771,169 km (0.092 R)
• M33: 59,662,024 km (0.087 R)

Asteroid Belt

Center: 10.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.2

Radius: 13.8

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 9.23 AU - 13.25 AU

Year: 14272 Days

Day: 6.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,514,376 km

• M1: 175,329 km (0.086 R)
• M2: 632,649 km (0.077 R)
• M3: 1,163,572 km (0.086 R)
• M4: 3,044,466 km (0.098 R)
• M5: 4,044,229 km (0.111 R)
• M6: 5,031,425 km (0.085 R)
• M7: 6,111,073 km (0.069 R)
• M8: 7,626,200 km (0.112 R)
• M9: 9,932,251 km (0.09 R)
• M10: 10,597,513 km (0.069 R)
• M11: 15,878,617 km (0.107 R)
• M12: 16,789,219 km (0.116 R)
• M13: 18,057,211 km (0.053 R)
• M14: 21,142,517 km (0.119 R)
• M15: 23,000,673 km (0.077 R)
• M16: 24,245,626 km (0.106 R)
• M17: 25,535,010 km (0.1 R)
• M18: 26,784,900 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.2

Radius: 9.6

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 9.25 AU - 13.55 AU

Year: 14578 Days

Day: 13.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,514,376 km

• M1: 124,914 km (0.052 R)
• M2: 425,606 km (0.049 R)
• M3: 771,476 km (0.068 R)
• M4: 1,351,766 km (0.117 R)
• M5: 2,033,633 km (0.07 R)
• M6: 2,380,850 km (0.104 R)
• M7: 3,479,946 km (0.116 R)
• M8: 6,237,334 km (0.08 R)
• M9: 7,236,647 km (0.098 R)
• M10: 7,774,751 km (0.078 R)
• M11: 8,100,725 km (0.107 R)
• M12: 9,134,147 km (0.099 R)
• M13: 11,520,831 km (0.116 R)
• M14: 13,019,802 km (0.106 R)
• M15: 15,287,556 km (0.111 R)
• M16: 15,652,724 km (0.108 R)
• M17: 16,098,676 km (0.062 R)
• M18: 17,250,579 km (0.095 R)
• M19: 18,048,385 km (0.12 R)
• M20: 18,621,494 km (0.102 R)
• M21: 19,038,124 km (0.112 R)
• M22: 23,748,512 km (0.074 R)
• M23: 24,337,629 km (0.114 R)
• M24: 25,647,358 km (0.104 R)
• M25: 26,371,711 km (0.115 R)
• M26: 27,216,191 km (0.085 R)
• M27: 28,959,156 km (0.097 R)
• M28: 29,518,801 km (0.097 R)
• M29: 40,308,847 km (0.108 R)
• M30: 43,731,497 km (0.064 R)
• M31: 48,432,909 km (0.069 R)
• M32: 49,063,165 km (0.102 R)
• M33: 50,824,231 km (0.053 R)
• M34: 52,793,238 km (0.079 R)
• M35: 59,004,392 km (0.046 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.7

Radius: 7.2

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 9.96 AU - 14.66 AU

Year: 16358 Days

Day: 20.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,514,376 km

• M1: 93,050 km (0.075 R)
• M2: 563,984 km (0.058 R)
• M3: 1,176,737 km (0.097 R)
• M4: 2,151,217 km (0.109 R)
• M5: 4,145,806 km (0.099 R)
• M6: 5,168,906 km (0.112 R)
• M7: 6,116,758 km (0.086 R)
• M8: 9,136,840 km (0.095 R)
• M9: 9,599,396 km (0.102 R)
• M10: 9,863,137 km (0.104 R)
• M11: 11,371,383 km (0.088 R)
• M12: 15,119,857 km (0.03 R)
• M13: 15,405,290 km (0.076 R)
• M14: 21,624,971 km (0.107 R)
• M15: 29,114,588 km (0.119 R)
• M16: 32,539,482 km (0.059 R)
• M17: 41,555,596 km (0.079 R)
• M18: 44,553,687 km (0.117 R)
• M19: 51,457,628 km (0.071 R)
• M20: 52,103,891 km (0.113 R)
• M21: 57,123,349 km (0.111 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 13,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit