🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.61 AU - 0.97 AU

Year: 265 Days

Day: 25.3 Hours

Environment

Temp: 118 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.7

Radius: 11.1

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.68 AU - 6.1 AU

Year: 5385 Days

Day: 14.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,118,725 km

• M1: 138,976 km (0.103 R)
• M2: 498,610 km (0.086 R)
• M3: 1,159,084 km (0.088 R)
• M4: 2,623,947 km (0.095 R)
• M5: 3,164,743 km (0.06 R)
• M6: 3,528,415 km (0.049 R)
• M7: 3,920,063 km (0.083 R)
• M8: 4,819,146 km (0.117 R)
• M9: 5,332,566 km (0.062 R)
• M10: 5,819,208 km (0.097 R)
• M11: 7,239,340 km (0.102 R)
• M12: 9,432,445 km (0.033 R)
• M13: 9,919,087 km (0.073 R)
• M14: 14,207,459 km (0.106 R)
• M15: 16,501,244 km (0.119 R)
• M16: 17,537,059 km (0.106 R)
• M17: 18,547,144 km (0.064 R)
• M18: 19,738,242 km (0.116 R)
• M19: 23,376,163 km (0.12 R)
• M20: 24,104,855 km (0.11 R)
• M21: 24,848,655 km (0.084 R)
• M22: 27,349,483 km (0.1 R)
• M23: 30,681,925 km (0.115 R)
• M24: 31,948,869 km (0.096 R)
• M25: 33,760,499 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.8

Radius: 14.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8 AU - 8.3 AU

Year: 8765 Days

Day: 12.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,118,725 km

• M1: 200,312 km (0.106 R)
• M2: 1,510,340 km (0.108 R)
• M3: 2,485,718 km (0.082 R)
• M4: 3,661,109 km (0.12 R)
• M5: 5,984,663 km (0.092 R)
• M6: 11,016,836 km (0.045 R)
• M7: 14,366,632 km (0.079 R)
• M8: 17,187,898 km (0.082 R)
• M9: 18,483,415 km (0.066 R)
• M10: 20,286,070 km (0.116 R)
• M11: 26,395,796 km (0.096 R)
• M12: 28,772,158 km (0.051 R)
• M13: 31,487,360 km (0.036 R)
• M14: 33,737,312 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.7

Radius: 12.8

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8.72 AU - 13.7 AU

Year: 14140 Days

Day: 7.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,118,725 km

• M1: 159,322 km (0.071 R)
• M2: 772,523 km (0.085 R)
• M3: 4,020,892 km (0.101 R)
• M4: 4,565,428 km (0.048 R)
• M5: 5,036,063 km (0.096 R)
• M6: 7,370,986 km (0.097 R)
• M7: 8,189,735 km (0.068 R)
• M8: 8,753,869 km (0.056 R)
• M9: 9,436,933 km (0.113 R)
• M10: 10,502,668 km (0.103 R)
• M11: 11,539,830 km (0.071 R)
• M12: 13,999,518 km (0.049 R)
• M13: 15,319,720 km (0.059 R)
• M14: 19,548,702 km (0.11 R)
• M15: 28,423,895 km (0.062 R)
• M16: 29,216,315 km (0.029 R)
• M17: 33,510,671 km (0.055 R)
• M18: 39,173,848 km (0.076 R)
• M19: 41,531,510 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.5

Radius: 5.2

Gravity: 16.92 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.17 AU - 13.85 AU

Year: 15680 Days

Day: 23.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,118,725 km

• M1: 64,925 km (0.07 R)
• M2: 255,364 km (0.091 R)
• M3: 445,951 km (0.107 R)
• M4: 682,615 km (0.114 R)
• M5: 957,875 km (0.107 R)
• M6: 2,507,260 km (0.104 R)
• M7: 2,788,804 km (0.05 R)
• M8: 3,019,633 km (0.08 R)
• M9: 4,219,707 km (0.09 R)
• M10: 4,650,250 km (0.091 R)
• M11: 5,526,893 km (0.119 R)
• M12: 6,874,172 km (0.112 R)
• M13: 7,426,038 km (0.061 R)
• M14: 7,601,517 km (0.034 R)
• M15: 8,191,531 km (0.106 R)
• M16: 8,958,968 km (0.064 R)
• M17: 9,878,396 km (0.062 R)
• M18: 11,142,648 km (0.109 R)
• M19: 13,854,857 km (0.088 R)
• M20: 15,505,221 km (0.12 R)
• M21: 16,010,263 km (0.107 R)
• M22: 16,600,876 km (0.107 R)
• M23: 17,669,005 km (0.113 R)
• M24: 19,026,755 km (0.083 R)
• M25: 22,676,344 km (0.113 R)
• M26: 22,953,549 km (0.095 R)
• M27: 23,420,743 km (0.073 R)
• M28: 23,894,071 km (0.064 R)
• M29: 24,958,161 km (0.106 R)
• M30: 31,322,653 km (0.057 R)
• M31: 35,866,837 km (0.113 R)
• M32: 36,117,564 km (0.089 R)
• M33: 37,646,155 km (0.114 R)
• M34: 40,018,926 km (0.047 R)
• M35: 41,655,078 km (0.095 R)
• M36: 42,629,858 km (0.118 R)
• M37: 48,188,017 km (0.098 R)
• M38: 49,416,665 km (0.067 R)
• M39: 51,457,479 km (0.119 R)
• M40: 52,418,047 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.2

Radius: 3.7

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 12.28 AU - 12.36 AU

Year: 16291 Days

Day: 23.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 84,118,725 km

• M1: 46,525 km (0.093 R)
• M2: 194,776 km (0.042 R)
• M3: 2,039,767 km (0.089 R)
• M4: 7,344,657 km (0.079 R)
• M5: 7,568,455 km (0.078 R)
• M6: 9,752,884 km (0.112 R)
• M7: 16,371,692 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.5

Radius: 6

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 15.92 AU - 20.8 AU

Year: 29637 Days

Day: 19.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,118,725 km

• M1: 74,649 km (0.096 R)
• M2: 381,624 km (0.106 R)
• M3: 1,251,087 km (0.065 R)
• M4: 1,501,215 km (0.087 R)
• M5: 1,939,387 km (0.086 R)
• M6: 2,343,750 km (0.084 R)
• M7: 2,854,477 km (0.113 R)
• M8: 4,128,004 km (0.117 R)
• M9: 4,506,636 km (0.08 R)
• M10: 5,137,191 km (0.088 R)
• M11: 6,256,931 km (0.108 R)
• M12: 6,480,879 km (0.099 R)
• M13: 17,778,061 km (0.12 R)
• M14: 18,410,262 km (0.107 R)
• M15: 19,815,285 km (0.068 R)
• M16: 22,106,227 km (0.091 R)
• M17: 27,206,467 km (0.08 R)
• M18: 27,444,477 km (0.073 R)
• M19: 45,738,951 km (0.092 R)
• M20: 50,066,069 km (0.055 R)
• M21: 53,718,052 km (0.12 R)
• M22: 53,905,199 km (0.083 R)
• M23: 58,132,835 km (0.05 R)
• M24: 59,123,622 km (0.11 R)
• M25: 62,991,175 km (0.081 R)
• M26: 69,435,702 km (0.112 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 14,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit