🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.09 AU - 1.19 AU

Year: 454 Days

Day: 19.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 5.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.73 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.35 AU - 5.29 AU

Year: 3347 Days

Day: 44.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.5

Radius: 8.4

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.67 AU - 7.83 AU

Year: 8043 Days

Day: 7.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,130,223 km

• M1: 104,419 km (0.06 R)
• M2: 366,066 km (0.037 R)
• M3: 644,468 km (0.093 R)
• M4: 1,015,171 km (0.084 R)
• M5: 1,380,788 km (0.072 R)
• M6: 1,861,596 km (0.067 R)
• M7: 2,246,810 km (0.096 R)
• M8: 3,707,783 km (0.115 R)
• M9: 4,218,361 km (0.082 R)
• M10: 4,692,736 km (0.111 R)
• M11: 5,409,908 km (0.066 R)
• M12: 5,779,115 km (0.115 R)
• M13: 6,231,200 km (0.055 R)
• M14: 8,239,103 km (0.115 R)
• M15: 9,901,285 km (0.087 R)
• M16: 10,175,498 km (0.119 R)
• M17: 13,370,010 km (0.113 R)
• M18: 14,334,767 km (0.036 R)
• M19: 15,467,073 km (0.101 R)
• M20: 18,730,401 km (0.042 R)
• M21: 21,727,744 km (0.049 R)
• M22: 22,979,430 km (0.042 R)
• M23: 24,778,045 km (0.11 R)
• M24: 27,829,991 km (0.112 R)
• M25: 30,831,523 km (0.045 R)
• M26: 34,773,427 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.1

Radius: 13.9

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.62 AU - 9.64 AU

Year: 8642 Days

Day: 6 Hours

Environment

Temp: -160 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,130,223 km

• M1: 173,534 km (0.115 R)
• M2: 661,372 km (0.052 R)
• M3: 1,134,849 km (0.084 R)
• M4: 1,769,892 km (0.111 R)
• M5: 2,355,718 km (0.11 R)
• M6: 3,574,192 km (0.097 R)
• M7: 4,992,829 km (0.093 R)
• M8: 6,610,431 km (0.101 R)
• M9: 7,702,944 km (0.086 R)
• M10: 10,046,993 km (0.07 R)
• M11: 11,436,009 km (0.089 R)
• M12: 12,317,589 km (0.084 R)
• M13: 13,907,516 km (0.102 R)
• M14: 15,696,856 km (0.107 R)
• M15: 17,136,436 km (0.077 R)
• M16: 17,779,557 km (0.096 R)
• M17: 18,962,876 km (0.091 R)
• M18: 20,197,957 km (0.117 R)
• M19: 21,650,851 km (0.105 R)
• M20: 22,572,374 km (0.086 R)
• M21: 23,432,711 km (0.116 R)
• M22: 26,333,264 km (0.106 R)
• M23: 29,363,968 km (0.117 R)
• M24: 34,504,450 km (0.119 R)
• M25: 38,246,640 km (0.097 R)
• M26: 42,251,375 km (0.114 R)
• M27: 43,163,174 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.6

Radius: 5.1

Gravity: 19.21 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 10.77 AU - 16.19 AU

Year: 18450 Days

Day: 17.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,130,223 km

• M1: 68,217 km (0.097 R)
• M2: 252,970 km (0.064 R)
• M3: 422,913 km (0.093 R)
• M4: 590,014 km (0.104 R)
• M5: 1,270,086 km (0.101 R)
• M6: 1,596,209 km (0.077 R)
• M7: 1,995,037 km (0.089 R)
• M8: 2,208,065 km (0.074 R)
• M9: 2,749,160 km (0.096 R)
• M10: 3,401,407 km (0.054 R)
• M11: 3,621,316 km (0.045 R)
• M12: 4,151,341 km (0.108 R)
• M13: 8,868,611 km (0.03 R)
• M14: 9,881,538 km (0.049 R)
• M15: 12,780,146 km (0.085 R)
• M16: 13,721,715 km (0.111 R)
• M17: 15,219,489 km (0.077 R)
• M18: 17,381,627 km (0.104 R)
• M19: 19,828,151 km (0.04 R)
• M20: 21,736,720 km (0.105 R)
• M21: 25,080,681 km (0.103 R)
• M22: 30,597,552 km (0.106 R)
• M23: 31,309,338 km (0.108 R)
• M24: 42,029,073 km (0.045 R)
• M25: 47,174,641 km (0.12 R)
• M26: 51,715,236 km (0.082 R)
• M27: 58,150,188 km (0.084 R)
• M28: 61,652,873 km (0.098 R)
• M29: 64,709,457 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.4

Radius: 3.1

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 11.14 AU - 17.98 AU

Year: 20711 Days

Day: 24.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,130,223 km

• M1: 43,383 km (0.111 R)
• M2: 160,519 km (0.119 R)
• M3: 458,069 km (0.093 R)
• M4: 828,024 km (0.06 R)
• M5: 1,380,190 km (0.112 R)
• M6: 5,597,653 km (0.076 R)
• M7: 6,136,205 km (0.107 R)
• M8: 9,111,857 km (0.086 R)
• M9: 12,129,695 km (0.098 R)
• M10: 19,762,477 km (0.095 R)
• M11: 20,307,313 km (0.113 R)
• M12: 23,940,297 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.4

Radius: 4.3

Gravity: 32.53 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 12.89 AU - 18.79 AU

Year: 23501 Days

Day: 23 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,130,223 km

• M1: 92,003 km (0.097 R)
• M2: 231,578 km (0.114 R)
• M3: 411,095 km (0.077 R)
• M4: 550,371 km (0.11 R)
• M5: 793,617 km (0.119 R)
• M6: 1,014,423 km (0.087 R)
• M7: 1,188,405 km (0.061 R)
• M8: 1,871,619 km (0.111 R)
• M9: 3,411,879 km (0.054 R)
• M10: 4,094,045 km (0.086 R)
• M11: 4,397,729 km (0.074 R)
• M12: 4,899,929 km (0.098 R)
• M13: 8,310,910 km (0.046 R)
• M14: 9,475,679 km (0.07 R)
• M15: 10,433,255 km (0.078 R)
• M16: 10,619,654 km (0.107 R)
• M17: 10,808,446 km (0.083 R)
• M18: 13,764,500 km (0.11 R)
• M19: 18,275,923 km (0.078 R)
• M20: 20,326,461 km (0.116 R)
• M21: 23,896,465 km (0.075 R)
• M22: 38,825,285 km (0.096 R)
• M23: 40,331,885 km (0.099 R)
• M24: 42,033,561 km (0.118 R)
• M25: 44,920,351 km (0.115 R)
• M26: 45,579,330 km (0.085 R)
• M27: 47,085,631 km (0.119 R)
• M28: 47,254,975 km (0.096 R)
• M29: 49,145,144 km (0.095 R)
• M30: 49,319,426 km (0.101 R)
• M31: 64,848,283 km (0.094 R)
• M32: 66,325,712 km (0.105 R)
• M33: 66,751,767 km (0.051 R)
• M34: 67,825,281 km (0.076 R)
• M35: 72,009,384 km (0.115 R)
• M36: 73,138,399 km (0.098 R)
• M37: 76,596,055 km (0.083 R)
• M38: 78,246,418 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: 255 - 14,925 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit