🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.93 AU - 1.17 AU

Year: 380 Days

Day: 18.7 Hours

Environment

Temp: 164 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 109,405,847 km

• M1: 44,281 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.47 AU - 1.63 AU

Year: 681 Days

Day: 37.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.16 AU - 3.72 AU

Year: 2253 Days

Day: 13 Hours

Environment

Temp: -99 °C

Axial Tilt: 76.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,405,847 km

• M1: 58,942 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.62 AU - 5.1 AU

Year: 3783 Days

Day: 21.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,405,847 km

• M1: 1,069,924 km (0.1 R)

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.6

Radius: 14.5

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.2 AU - 6.8 AU

Year: 4555 Days

Day: 13.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 109,405,847 km

• M1: 181,313 km (0.031 R)
• M2: 728,093 km (0.107 R)
• M3: 1,863,840 km (0.116 R)
• M4: 2,524,913 km (0.116 R)
• M5: 3,498,496 km (0.081 R)
• M6: 4,466,394 km (0.118 R)
• M7: 5,919,887 km (0.114 R)
• M8: 6,771,847 km (0.108 R)
• M9: 10,114,910 km (0.08 R)
• M10: 14,538,519 km (0.055 R)
• M11: 16,669,392 km (0.068 R)
• M12: 18,682,530 km (0.109 R)
• M13: 20,785,128 km (0.108 R)
• M14: 21,404,015 km (0.1 R)
• M15: 22,462,569 km (0.047 R)
• M16: 24,379,965 km (0.051 R)
• M17: 26,165,116 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454

Radius: 11.9

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.57 AU - 7.37 AU

Year: 5151 Days

Day: 12.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 109,405,847 km

• M1: 147,952 km (0.116 R)
• M2: 661,971 km (0.091 R)
• M3: 1,225,655 km (0.091 R)
• M4: 1,671,906 km (0.111 R)
• M5: 2,920,599 km (0.076 R)
• M6: 3,406,643 km (0.086 R)
• M7: 3,990,224 km (0.089 R)
• M8: 5,119,688 km (0.051 R)
• M9: 6,985,772 km (0.104 R)
• M10: 9,035,861 km (0.116 R)
• M11: 9,545,391 km (0.118 R)
• M12: 10,115,658 km (0.098 R)
• M13: 11,190,370 km (0.108 R)
• M14: 13,821,048 km (0.112 R)
• M15: 15,583,760 km (0.08 R)
• M16: 16,032,853 km (0.116 R)
• M17: 17,854,955 km (0.086 R)
• M18: 18,408,916 km (0.109 R)
• M19: 24,899,967 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.4

Radius: 13.8

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.07 AU - 7.09 AU

Year: 5960 Days

Day: 13.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 109,405,847 km

• M1: 171,589 km (0.102 R)
• M2: 625,469 km (0.065 R)
• M3: 1,221,317 km (0.099 R)
• M4: 3,495,953 km (0.066 R)
• M5: 4,405,358 km (0.083 R)
• M6: 5,095,752 km (0.09 R)
• M7: 6,182,581 km (0.087 R)
• M8: 8,673,535 km (0.039 R)
• M9: 12,249,223 km (0.106 R)
• M10: 14,046,642 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.4

Radius: 3.5

Gravity: 43.46 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 17.27 AU - 22.03 AU

Year: 30757 Days

Day: 15.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 109,405,847 km

• M1: 43,683 km (0.11 R)
• M2: 160,818 km (0.086 R)
• M3: 277,803 km (0.12 R)
• M4: 432,338 km (0.118 R)
• M5: 652,696 km (0.071 R)
• M6: 881,879 km (0.106 R)
• M7: 1,237,174 km (0.119 R)
• M8: 2,110,676 km (0.11 R)
• M9: 2,635,166 km (0.089 R)
• M10: 4,072,204 km (0.111 R)
• M11: 4,878,237 km (0.118 R)
• M12: 5,236,673 km (0.083 R)
• M13: 6,702,134 km (0.109 R)
• M14: 7,296,636 km (0.106 R)
• M15: 7,979,550 km (0.095 R)
• M16: 9,777,866 km (0.117 R)
• M17: 12,401,663 km (0.066 R)
• M18: 13,218,617 km (0.115 R)
• M19: 14,550,936 km (0.096 R)
• M20: 15,628,190 km (0.082 R)
• M21: 16,056,190 km (0.045 R)
• M22: 17,478,866 km (0.049 R)
• M23: 20,267,370 km (0.086 R)
• M24: 26,343,287 km (0.113 R)
• M25: 41,425,894 km (0.065 R)
• M26: 42,575,255 km (0.107 R)
• M27: 46,501,601 km (0.066 R)
• M28: 55,064,283 km (0.043 R)
• M29: 55,855,058 km (0.107 R)
• M30: 56,453,000 km (0.089 R)
• M31: 57,256,939 km (0.064 R)
• M32: 58,068,508 km (0.087 R)
• M33: 59,300,147 km (0.044 R)
• M34: 66,163,997 km (0.054 R)
• M35: 68,868,577 km (0.03 R)
• M36: 69,326,346 km (0.07 R)
• M37: 74,256,643 km (0.105 R)
• M38: 75,950,540 km (0.039 R)
• M39: 81,697,492 km (0.08 R)
• M40: 82,984,033 km (0.09 R)
• M41: 90,439,094 km (0.101 R)
• M42: 90,713,157 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752.8

Radius: 5.2

Gravity: 27.84 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 18.68 AU - 22.42 AU

Year: 32894 Days

Day: 18.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 109,405,847 km

• M1: 80,932 km (0.113 R)
• M2: 273,166 km (0.062 R)
• M3: 1,538,764 km (0.037 R)
• M4: 2,008,651 km (0.117 R)
• M5: 2,569,343 km (0.101 R)
• M6: 3,449,727 km (0.11 R)
• M7: 3,852,893 km (0.107 R)
• M8: 4,029,867 km (0.103 R)
• M9: 4,874,198 km (0.075 R)
• M10: 5,338,101 km (0.1 R)
• M11: 5,784,650 km (0.081 R)
• M12: 6,451,408 km (0.079 R)
• M13: 6,650,972 km (0.102 R)
• M14: 6,906,186 km (0.093 R)
• M15: 10,364,140 km (0.108 R)
• M16: 12,232,618 km (0.083 R)
• M17: 13,650,507 km (0.111 R)
• M18: 19,890,533 km (0.052 R)
• M19: 23,919,353 km (0.082 R)
• M20: 30,231,336 km (0.12 R)
• M21: 40,368,088 km (0.093 R)
• M22: 43,303,348 km (0.116 R)
• M23: 44,193,006 km (0.052 R)
• M24: 46,562,936 km (0.083 R)
• M25: 56,468,259 km (0.034 R)
• M26: 66,977,061 km (0.105 R)
• M27: 69,854,726 km (0.047 R)
• M28: 83,005,426 km (0.083 R)
• M29: 91,754,059 km (0.078 R)
• M30: 93,811,030 km (0.092 R)
• M31: 97,408,559 km (0.084 R)
• M32: 98,016,974 km (0.092 R)
• M33: 106,480,174 km (0.112 R)
• M34: 106,802,557 km (0.114 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 13,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit