🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.7 AU - 0.7 AU

Year: 223 Days

Day: 42.9 Hours

Environment

Temp: 151 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.44 AU - 2.28 AU

Year: 966 Days

Day: 17.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,153,797 km

• M1: 31,565 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.02 AU - 2.88 AU

Year: 1460 Days

Day: 19.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.67 AU - 4.07 AU

Year: 2356 Days

Day: 28.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,153,797 km

• M1: 1,386,922 km (0.045 R)

Asteroid Belt

Center: 3.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.5

Radius: 9

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.23 AU - 4.77 AU

Year: 3635 Days

Day: 8.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,153,797 km

• M1: 112,049 km (0.099 R)
• M2: 395,537 km (0.115 R)
• M3: 743,651 km (0.106 R)
• M4: 1,036,414 km (0.083 R)
• M5: 1,328,728 km (0.072 R)
• M6: 1,711,699 km (0.065 R)
• M7: 2,113,070 km (0.088 R)
• M8: 2,950,668 km (0.095 R)
• M9: 3,398,116 km (0.092 R)
• M10: 3,994,263 km (0.062 R)
• M11: 4,752,276 km (0.085 R)
• M12: 7,189,823 km (0.068 R)
• M13: 8,171,484 km (0.04 R)
• M14: 11,308,701 km (0.099 R)
• M15: 11,739,244 km (0.088 R)
• M16: 16,067,709 km (0.11 R)
• M17: 17,395,091 km (0.081 R)
• M18: 17,795,714 km (0.038 R)
• M19: 19,829,647 km (0.055 R)
• M20: 20,519,592 km (0.105 R)
• M21: 21,486,144 km (0.028 R)
• M22: 22,617,852 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.9

Radius: 11.1

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.67 AU - 9.65 AU

Year: 10557 Days

Day: 11.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,153,797 km

• M1: 138,079 km (0.114 R)
• M2: 499,657 km (0.054 R)
• M3: 914,492 km (0.055 R)
• M4: 1,455,737 km (0.115 R)
• M5: 2,388,180 km (0.076 R)
• M6: 3,553,997 km (0.115 R)
• M7: 5,065,533 km (0.06 R)
• M8: 6,653,964 km (0.096 R)
• M9: 7,457,454 km (0.105 R)
• M10: 8,551,613 km (0.038 R)
• M11: 9,018,059 km (0.086 R)
• M12: 10,362,794 km (0.049 R)
• M13: 11,497,943 km (0.116 R)
• M14: 12,834,301 km (0.084 R)
• M15: 13,199,319 km (0.116 R)
• M16: 14,078,207 km (0.113 R)
• M17: 14,729,406 km (0.049 R)
• M18: 19,304,259 km (0.105 R)
• M19: 20,934,576 km (0.055 R)
• M20: 27,465,122 km (0.099 R)
• M21: 31,463,424 km (0.076 R)
• M22: 32,016,936 km (0.057 R)
• M23: 33,257,402 km (0.106 R)
• M24: 34,412,597 km (0.115 R)
• M25: 36,680,949 km (0.111 R)
• M26: 37,541,137 km (0.07 R)
• M27: 38,038,699 km (0.1 R)
• M28: 43,259,515 km (0.084 R)
• M29: 45,899,020 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.6

Radius: 10.4

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.56 AU - 10.92 AU

Year: 11575 Days

Day: 9.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,153,797 km

• M1: 130,449 km (0.096 R)
• M2: 523,742 km (0.071 R)
• M3: 1,425,518 km (0.067 R)
• M4: 2,286,454 km (0.119 R)
• M5: 3,840,028 km (0.095 R)
• M6: 4,904,716 km (0.099 R)
• M7: 5,852,568 km (0.108 R)
• M8: 6,469,510 km (0.112 R)
• M9: 8,582,579 km (0.081 R)
• M10: 9,533,872 km (0.074 R)
• M11: 10,665,580 km (0.095 R)
• M12: 15,877,869 km (0.113 R)
• M13: 18,095,508 km (0.108 R)
• M14: 24,971,924 km (0.05 R)
• M15: 33,411,039 km (0.096 R)
• M16: 34,506,843 km (0.088 R)
• M17: 50,214,919 km (0.115 R)
• M18: 56,468,858 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.4

Radius: 5.9

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 11.33 AU - 12.05 AU

Year: 15220 Days

Day: 18.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,153,797 km

• M1: 81,830 km (0.09 R)
• M2: 310,565 km (0.046 R)
• M3: 1,426,117 km (0.059 R)
• M4: 3,699,256 km (0.106 R)
• M5: 5,411,404 km (0.045 R)
• M6: 7,635,475 km (0.086 R)
• M7: 9,217,922 km (0.085 R)
• M8: 11,345,203 km (0.116 R)
• M9: 13,843,937 km (0.095 R)
• M10: 17,208,841 km (0.068 R)
• M11: 21,081,332 km (0.095 R)
• M12: 26,791,632 km (0.051 R)
• M13: 27,403,488 km (0.103 R)
• M14: 28,024,618 km (0.06 R)
• M15: 31,047,692 km (0.118 R)
• M16: 34,520,606 km (0.109 R)
• M17: 38,115,593 km (0.103 R)
• M18: 38,889,313 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.6

Radius: 3.7

Gravity: 49.35 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 12.51 AU - 12.73 AU

Year: 17072 Days

Day: 22.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,153,797 km

• M1: 46,076 km (0.11 R)
• M2: 771,177 km (0.042 R)
• M3: 907,461 km (0.118 R)
• M4: 2,583,705 km (0.099 R)
• M5: 4,740,009 km (0.109 R)
• M6: 5,055,959 km (0.09 R)
• M7: 5,613,660 km (0.09 R)
• M8: 6,129,025 km (0.109 R)
• M9: 7,625,303 km (0.093 R)
• M10: 7,912,531 km (0.074 R)
• M11: 8,508,528 km (0.07 R)
• M12: 9,187,254 km (0.119 R)
• M13: 9,567,382 km (0.099 R)
• M14: 10,128,374 km (0.064 R)
• M15: 10,300,861 km (0.116 R)
• M16: 10,416,949 km (0.118 R)
• M17: 11,815,689 km (0.111 R)
• M18: 12,330,006 km (0.102 R)
• M19: 12,461,054 km (0.076 R)
• M20: 13,751,335 km (0.12 R)
• M21: 14,176,642 km (0.111 R)
• M22: 14,465,067 km (0.059 R)
• M23: 16,356,732 km (0.11 R)
• M24: 19,010,299 km (0.103 R)
• M25: 23,406,980 km (0.114 R)
• M26: 26,759,469 km (0.105 R)
• M27: 26,979,078 km (0.057 R)
• M28: 31,139,395 km (0.116 R)
• M29: 31,382,342 km (0.09 R)
• M30: 37,187,787 km (0.115 R)
• M31: 38,012,071 km (0.078 R)
• M32: 42,615,197 km (0.036 R)
• M33: 44,126,435 km (0.083 R)
• M34: 47,255,275 km (0.111 R)
• M35: 47,415,344 km (0.091 R)
• M36: 55,183,214 km (0.057 R)
• M37: 57,340,415 km (0.089 R)
• M38: 57,888,392 km (0.1 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 16,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit