🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.46 AU - 0.6 AU

Year: 167 Days

Day: 35.7 Hours

Environment

Temp: 41 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,914,643 km

• M1: 454,927 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.39 AU - 1.71 AU

Year: 836 Days

Day: 34.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.8

Radius: 12.8

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.71 AU - 3.49 AU

Year: 2366 Days

Day: 11.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,914,643 km

• M1: 159,172 km (0.097 R)
• M2: 704,307 km (0.106 R)
• M3: 2,437,249 km (0.086 R)
• M4: 3,096,377 km (0.111 R)
• M5: 4,216,715 km (0.103 R)
• M6: 4,991,333 km (0.104 R)
• M7: 5,908,368 km (0.087 R)
• M8: 6,962,584 km (0.114 R)
• M9: 8,644,064 km (0.029 R)
• M10: 9,137,139 km (0.058 R)
• M11: 11,146,837 km (0.11 R)
• M12: 13,306,132 km (0.093 R)
• M13: 14,054,271 km (0.108 R)
• M14: 15,442,689 km (0.106 R)
• M15: 16,170,483 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.5

Radius: 14.3

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.57 AU - 4.27 AU

Year: 3364 Days

Day: 13.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,914,643 km

• M1: 209,437 km (0.119 R)
• M2: 663,616 km (0.069 R)
• M3: 1,265,598 km (0.051 R)
• M4: 1,817,315 km (0.081 R)
• M5: 3,404,100 km (0.083 R)
• M6: 4,637,983 km (0.118 R)
• M7: 5,478,573 km (0.106 R)
• M8: 6,786,358 km (0.104 R)
• M9: 10,301,010 km (0.112 R)
• M10: 10,807,100 km (0.101 R)
• M11: 13,995,928 km (0.103 R)
• M12: 14,935,403 km (0.085 R)
• M13: 16,028,215 km (0.079 R)
• M14: 18,311,527 km (0.083 R)
• M15: 19,949,624 km (0.051 R)
• M16: 21,889,759 km (0.098 R)
• M17: 22,376,401 km (0.119 R)

Asteroid Belt

Center: 4.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.1

Radius: 13.1

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.3 AU - 5.46 AU

Year: 4673 Days

Day: 13.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,914,643 km

• M1: 167,550 km (0.107 R)
• M2: 1,036,564 km (0.105 R)
• M3: 2,051,136 km (0.073 R)
• M4: 2,696,502 km (0.119 R)
• M5: 3,493,409 km (0.103 R)
• M6: 4,952,886 km (0.04 R)
• M7: 5,983,616 km (0.086 R)
• M8: 8,607,861 km (0.064 R)
• M9: 9,518,464 km (0.115 R)
• M10: 10,858,711 km (0.055 R)
• M11: 17,382,076 km (0.055 R)
• M12: 18,716,489 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.6

Radius: 10.7

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.64 AU - 5.5 AU

Year: 4948 Days

Day: 12.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,914,643 km

• M1: 134,638 km (0.091 R)
• M2: 717,172 km (0.092 R)
• M3: 1,140,833 km (0.084 R)
• M4: 1,584,391 km (0.082 R)
• M5: 2,781,024 km (0.049 R)
• M6: 3,297,436 km (0.114 R)
• M7: 3,707,484 km (0.098 R)
• M8: 5,552,175 km (0.052 R)
• M9: 7,911,035 km (0.068 R)
• M10: 8,682,810 km (0.074 R)
• M11: 9,224,803 km (0.063 R)
• M12: 9,610,466 km (0.081 R)
• M13: 13,672,198 km (0.105 R)
• M14: 15,507,614 km (0.075 R)
• M15: 16,715,468 km (0.11 R)
• M16: 17,079,439 km (0.112 R)
• M17: 17,448,497 km (0.113 R)
• M18: 18,588,134 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.5

Radius: 10.4

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.12 AU - 9.46 AU

Year: 9425 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,914,643 km

• M1: 129,402 km (0.067 R)
• M2: 499,058 km (0.103 R)
• M3: 881,131 km (0.099 R)
• M4: 1,428,510 km (0.094 R)
• M5: 1,920,986 km (0.076 R)
• M6: 2,404,487 km (0.106 R)
• M7: 3,106,849 km (0.116 R)
• M8: 3,776,598 km (0.113 R)
• M9: 4,972,783 km (0.099 R)
• M10: 5,952,649 km (0.099 R)
• M11: 6,572,582 km (0.068 R)
• M12: 7,751,114 km (0.037 R)
• M13: 8,692,983 km (0.115 R)
• M14: 9,665,668 km (0.1 R)
• M15: 10,201,079 km (0.045 R)
• M16: 10,756,237 km (0.08 R)
• M17: 14,290,785 km (0.097 R)
• M18: 16,759,898 km (0.084 R)
• M19: 17,272,869 km (0.101 R)
• M20: 18,330,227 km (0.081 R)
• M21: 20,283,826 km (0.076 R)
• M22: 20,719,754 km (0.062 R)
• M23: 21,913,096 km (0.094 R)
• M24: 22,372,212 km (0.045 R)
• M25: 27,147,376 km (0.096 R)
• M26: 28,213,859 km (0.091 R)
• M27: 29,492,921 km (0.088 R)
• M28: 32,462,289 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.6

Radius: 6.2

Gravity: 19.16 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.56 AU - 10.16 AU

Year: 13421 Days

Day: 21.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,914,643 km

• M1: 89,310 km (0.06 R)
• M2: 286,630 km (0.074 R)
• M3: 2,260,723 km (0.106 R)
• M4: 2,506,213 km (0.066 R)
• M5: 3,671,581 km (0.103 R)
• M6: 4,921,471 km (0.079 R)
• M7: 5,300,103 km (0.081 R)
• M8: 5,624,132 km (0.084 R)
• M9: 6,076,815 km (0.032 R)
• M10: 6,553,434 km (0.119 R)
• M11: 10,113,714 km (0.092 R)
• M12: 11,421,349 km (0.028 R)
• M13: 17,077,046 km (0.064 R)
• M14: 17,467,646 km (0.04 R)
• M15: 18,347,580 km (0.099 R)
• M16: 19,850,889 km (0.045 R)
• M17: 27,532,142 km (0.091 R)
• M18: 30,858,899 km (0.114 R)
• M19: 41,019,736 km (0.105 R)
• M20: 43,723,119 km (0.103 R)
• M21: 51,077,051 km (0.078 R)
• M22: 54,875,641 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.8

Radius: 3.3

Gravity: 46.63 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 12.31 AU - 13.65 AU

Year: 20271 Days

Day: 19.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 33,914,643 km

• M1: 41,439 km (0.063 R)
• M2: 152,291 km (0.062 R)
• M3: 419,622 km (0.085 R)
• M4: 524,939 km (0.059 R)
• M5: 712,086 km (0.109 R)
• M6: 832,063 km (0.118 R)
• M7: 1,717,234 km (0.106 R)
• M8: 2,089,882 km (0.074 R)
• M9: 2,295,280 km (0.108 R)
• M10: 2,794,638 km (0.102 R)
• M11: 3,121,659 km (0.092 R)
• M12: 3,732,467 km (0.097 R)
• M13: 4,757,362 km (0.032 R)
• M14: 5,485,604 km (0.094 R)
• M15: 8,878,484 km (0.077 R)
• M16: 12,041,282 km (0.11 R)
• M17: 12,766,383 km (0.114 R)
• M18: 15,803,220 km (0.096 R)
• M19: 22,655,850 km (0.109 R)
• M20: 24,064,613 km (0.114 R)
• M21: 25,000,497 km (0.08 R)
• M22: 34,801,701 km (0.059 R)
• M23: 35,329,632 km (0.099 R)
• M24: 35,997,137 km (0.093 R)
• M25: 36,673,020 km (0.109 R)
• M26: 37,771,966 km (0.11 R)
• M27: 38,050,069 km (0.112 R)
• M28: 39,318,509 km (0.105 R)
• M29: 41,642,512 km (0.12 R)
• M30: 46,881,878 km (0.09 R)
• M31: 50,496,163 km (0.049 R)
• M32: 53,064,160 km (0.06 R)
• M33: 56,258,822 km (0.084 R)
• M34: 59,579,446 km (0.107 R)
• M35: 62,250,666 km (0.117 R)
• M36: 62,833,200 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 31

Radius: 4.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.74 AU - 19.44 AU

Year: 27977 Days

Day: 20.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,914,643 km

• M1: 63,280 km (0.111 R)
• M2: 436,377 km (0.12 R)
• M3: 698,173 km (0.099 R)
• M4: 1,415,196 km (0.05 R)
• M5: 2,069,088 km (0.106 R)
• M6: 2,533,440 km (0.031 R)
• M7: 3,249,864 km (0.077 R)
• M8: 6,463,376 km (0.09 R)
• M9: 7,446,683 km (0.084 R)
• M10: 9,705,461 km (0.067 R)
• M11: 13,230,585 km (0.096 R)
• M12: 14,746,610 km (0.083 R)
• M13: 30,200,070 km (0.117 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 15,901 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit