🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.73 AU - 1.05 AU

Year: 372 Days

Day: 37.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,018,581 km

• M1: 20,046 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.91 AU - 1.01 AU

Year: 417 Days

Day: 13.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,018,581 km

• M1: 359,334 km (0.039 R)

Asteroid Belt

Center: 1.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.9

Radius: 14.6

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.55 AU - 2.69 AU

Year: 1878 Days

Day: 11.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,018,581 km

• M1: 181,612 km (0.086 R)
• M2: 681,269 km (0.095 R)
• M3: 1,200,224 km (0.114 R)
• M4: 2,132,368 km (0.06 R)
• M5: 4,064,425 km (0.082 R)
• M6: 5,534,672 km (0.118 R)
• M7: 6,183,030 km (0.081 R)
• M8: 7,287,062 km (0.063 R)
• M9: 8,172,083 km (0.106 R)
• M10: 9,270,281 km (0.079 R)
• M11: 10,217,983 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.8

Radius: 11.8

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.67 AU - 2.95 AU

Year: 2086 Days

Day: 5.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,018,581 km

• M1: 160,369 km (0.093 R)
• M2: 644,767 km (0.109 R)
• M3: 1,449,603 km (0.047 R)
• M4: 2,285,257 km (0.077 R)
• M5: 2,661,795 km (0.119 R)
• M6: 3,080,220 km (0.056 R)
• M7: 4,292,561 km (0.119 R)
• M8: 4,939,273 km (0.106 R)
• M9: 5,774,777 km (0.093 R)
• M10: 6,373,617 km (0.088 R)
• M11: 7,304,864 km (0.078 R)
• M12: 8,324,523 km (0.034 R)
• M13: 9,262,053 km (0.06 R)
• M14: 9,973,840 km (0.072 R)
• M15: 10,531,391 km (0.088 R)
• M16: 11,506,769 km (0.105 R)
• M17: 12,120,270 km (0.116 R)
• M18: 12,755,612 km (0.117 R)
• M19: 14,231,395 km (0.096 R)
• M20: 15,034,736 km (0.083 R)
• M21: 17,201,661 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.4

Radius: 14.4

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.3 AU - 3.56 AU

Year: 2221 Days

Day: 9 Hours

Environment

Temp: -153 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,018,581 km

• M1: 179,069 km (0.051 R)
• M2: 787,633 km (0.082 R)
• M3: 1,737,579 km (0.07 R)
• M4: 4,064,275 km (0.082 R)
• M5: 5,069,124 km (0.101 R)
• M6: 6,557,623 km (0.051 R)
• M7: 7,968,331 km (0.119 R)
• M8: 9,771,434 km (0.068 R)
• M9: 10,417,547 km (0.087 R)
• M10: 11,495,699 km (0.041 R)
• M11: 12,177,566 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.8

Radius: 11.5

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.56 AU - 5.02 AU

Year: 3936 Days

Day: 8.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,018,581 km

• M1: 143,016 km (0.047 R)
• M2: 520,002 km (0.112 R)
• M3: 993,479 km (0.09 R)
• M4: 1,405,173 km (0.12 R)
• M5: 2,555,730 km (0.119 R)
• M6: 3,426,539 km (0.114 R)
• M7: 3,856,035 km (0.097 R)
• M8: 5,339,298 km (0.091 R)
• M9: 7,172,769 km (0.114 R)
• M10: 7,571,148 km (0.114 R)
• M11: 9,393,400 km (0.113 R)
• M12: 10,281,562 km (0.077 R)
• M13: 10,961,934 km (0.12 R)
• M14: 13,632,405 km (0.097 R)
• M15: 14,245,457 km (0.106 R)
• M16: 16,308,861 km (0.12 R)
• M17: 18,564,198 km (0.105 R)
• M18: 20,952,977 km (0.096 R)
• M19: 22,963,273 km (0.05 R)
• M20: 24,947,539 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.9

Radius: 9.3

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.94 AU - 8.56 AU

Year: 8647 Days

Day: 8 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,018,581 km

• M1: 116,387 km (0.12 R)
• M2: 410,347 km (0.09 R)
• M3: 926,310 km (0.102 R)
• M4: 1,368,372 km (0.095 R)
• M5: 1,825,692 km (0.068 R)
• M6: 2,311,736 km (0.086 R)
• M7: 2,821,117 km (0.043 R)
• M8: 3,179,104 km (0.052 R)
• M9: 4,038,395 km (0.042 R)
• M10: 4,411,791 km (0.072 R)
• M11: 4,808,076 km (0.104 R)
• M12: 5,542,900 km (0.113 R)
• M13: 5,870,520 km (0.068 R)
• M14: 8,712,131 km (0.105 R)
• M15: 9,201,167 km (0.108 R)
• M16: 9,614,805 km (0.05 R)
• M17: 10,282,909 km (0.107 R)
• M18: 10,628,330 km (0.112 R)
• M19: 13,210,090 km (0.117 R)
• M20: 15,724,382 km (0.074 R)
• M21: 19,651,176 km (0.092 R)
• M22: 25,962,561 km (0.099 R)
• M23: 27,350,231 km (0.089 R)
• M24: 28,398,762 km (0.11 R)
• M25: 30,172,095 km (0.06 R)
• M26: 31,394,609 km (0.088 R)
• M27: 36,160,199 km (0.106 R)
• M28: 39,071,972 km (0.103 R)
• M29: 41,262,683 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.5

Radius: 14.3

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.8 AU - 9.06 AU

Year: 8971 Days

Day: 7.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,018,581 km

• M1: 178,171 km (0.062 R)
• M2: 712,235 km (0.102 R)
• M3: 1,307,635 km (0.1 R)
• M4: 1,789,939 km (0.091 R)
• M5: 2,899,356 km (0.104 R)
• M6: 3,478,001 km (0.088 R)
• M7: 4,181,410 km (0.09 R)
• M8: 5,005,545 km (0.112 R)
• M9: 5,603,637 km (0.071 R)
• M10: 7,435,463 km (0.101 R)
• M11: 8,293,556 km (0.045 R)
• M12: 10,252,241 km (0.111 R)
• M13: 22,629,969 km (0.095 R)
• M14: 24,031,252 km (0.056 R)
• M15: 25,160,567 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374

Radius: 3.7

Gravity: 27.32 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 10.55 AU - 13.05 AU

Year: 17954 Days

Day: 22.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,018,581 km

• M1: 46,076 km (0.09 R)
• M2: 161,715 km (0.105 R)
• M3: 278,402 km (0.103 R)
• M4: 430,243 km (0.095 R)
• M5: 1,027,588 km (0.09 R)
• M6: 1,315,414 km (0.104 R)
• M7: 2,655,063 km (0.118 R)
• M8: 5,973,293 km (0.097 R)
• M9: 6,321,856 km (0.098 R)
• M10: 7,807,214 km (0.045 R)
• M11: 7,944,545 km (0.059 R)
• M12: 8,461,405 km (0.063 R)
• M13: 8,703,754 km (0.089 R)
• M14: 9,666,715 km (0.069 R)
• M15: 11,270,255 km (0.101 R)
• M16: 11,741,937 km (0.077 R)
• M17: 11,861,914 km (0.036 R)
• M18: 11,982,640 km (0.104 R)
• M19: 12,724,645 km (0.117 R)
• M20: 13,496,720 km (0.084 R)
• M21: 14,574,124 km (0.118 R)
• M22: 14,992,549 km (0.119 R)
• M23: 15,204,679 km (0.108 R)
• M24: 15,635,072 km (0.088 R)
• M25: 18,389,169 km (0.12 R)
• M26: 18,877,606 km (0.052 R)
• M27: 19,125,041 km (0.07 R)
• M28: 22,913,008 km (0.08 R)
• M29: 28,448,279 km (0.115 R)
• M30: 31,119,648 km (0.042 R)
• M31: 31,349,580 km (0.025 R)
• M32: 33,469,831 km (0.114 R)
• M33: 36,954,863 km (0.087 R)
• M34: 39,318,360 km (0.073 R)
• M35: 42,200,961 km (0.054 R)
• M36: 47,616,703 km (0.063 R)
• M37: 51,046,833 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.2

Radius: 5.8

Gravity: 16.21 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 13.17 AU - 14.53 AU

Year: 22830 Days

Day: 17.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,018,581 km

• M1: 72,854 km (0.056 R)
• M2: 306,676 km (0.069 R)
• M3: 633,996 km (0.055 R)
• M4: 1,058,106 km (0.078 R)
• M5: 1,891,067 km (0.113 R)
• M6: 2,641,150 km (0.074 R)
• M7: 3,343,064 km (0.097 R)
• M8: 6,232,696 km (0.1 R)
• M9: 9,864,633 km (0.119 R)
• M10: 12,121,167 km (0.102 R)
• M11: 14,776,829 km (0.068 R)
• M12: 16,036,593 km (0.076 R)
• M13: 29,516,258 km (0.056 R)
• M14: 33,716,667 km (0.104 R)
• M15: 33,983,251 km (0.072 R)
• M16: 34,520,905 km (0.108 R)
• M17: 39,321,202 km (0.118 R)
• M18: 39,764,909 km (0.09 R)
• M19: 40,964,684 km (0.116 R)
• M20: 41,420,658 km (0.107 R)
• M21: 46,994,077 km (0.071 R)
• M22: 49,700,452 km (0.041 R)
• M23: 51,267,639 km (0.045 R)
• M24: 66,461,696 km (0.104 R)
• M25: 71,390,647 km (0.117 R)
• M26: 73,607,688 km (0.078 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: 460 - 12,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit