🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.79 AU - 1.13 AU

Year: 345 Days

Day: 22.9 Hours

Environment

Temp: 42 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,146,125 km

• M1: 530,474 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.02 AU - 1.06 AU

Year: 389 Days

Day: 41.6 Hours

Environment

Temp: 25 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.1 AU - 4.52 AU

Year: 3285 Days

Day: 25.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,146,125 km

• M1: 73,004 km (0.069 R)

Asteroid Belt

Center: 5.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.6

Radius: 9.8

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.04 AU - 7.24 AU

Year: 6281 Days

Day: 9.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,146,125 km

• M1: 122,221 km (0.101 R)
• M2: 916,137 km (0.068 R)
• M3: 1,801,906 km (0.096 R)
• M4: 2,527,157 km (0.076 R)
• M5: 2,957,400 km (0.083 R)
• M6: 3,392,281 km (0.109 R)
• M7: 3,775,401 km (0.113 R)
• M8: 4,495,865 km (0.115 R)
• M9: 5,575,513 km (0.077 R)
• M10: 6,960,639 km (0.072 R)
• M11: 8,768,230 km (0.096 R)
• M12: 10,396,454 km (0.104 R)
• M13: 11,356,124 km (0.098 R)
• M14: 14,299,163 km (0.094 R)
• M15: 14,765,908 km (0.08 R)
• M16: 16,101,817 km (0.109 R)
• M17: 16,735,065 km (0.084 R)
• M18: 31,357,210 km (0.069 R)
• M19: 33,149,243 km (0.042 R)
• M20: 33,864,320 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.7

Radius: 8.3

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.79 AU - 7.39 AU

Year: 6930 Days

Day: 5.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,146,125 km

• M1: 103,372 km (0.114 R)
• M2: 403,615 km (0.093 R)
• M3: 676,631 km (0.066 R)
• M4: 1,549,535 km (0.096 R)
• M5: 2,697,998 km (0.103 R)
• M6: 3,334,537 km (0.067 R)
• M7: 3,655,274 km (0.094 R)
• M8: 4,043,630 km (0.082 R)
• M9: 4,612,850 km (0.085 R)
• M10: 5,122,381 km (0.104 R)
• M11: 5,639,241 km (0.077 R)
• M12: 6,253,789 km (0.072 R)
• M13: 7,223,333 km (0.04 R)
• M14: 9,002,351 km (0.057 R)
• M15: 9,331,915 km (0.117 R)
• M16: 10,235,486 km (0.087 R)
• M17: 10,915,708 km (0.086 R)
• M18: 13,349,067 km (0.118 R)
• M19: 15,704,635 km (0.104 R)
• M20: 16,002,335 km (0.057 R)
• M21: 16,547,768 km (0.112 R)
• M22: 18,455,590 km (0.118 R)
• M23: 19,122,946 km (0.097 R)
• M24: 19,668,230 km (0.06 R)
• M25: 19,944,837 km (0.037 R)
• M26: 21,221,505 km (0.097 R)
• M27: 21,512,473 km (0.047 R)
• M28: 25,787,831 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.4

Radius: 14.3

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.25 AU - 13.51 AU

Year: 13174 Days

Day: 9.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,146,125 km

• M1: 178,021 km (0.1 R)
• M2: 1,187,508 km (0.112 R)
• M3: 2,418,549 km (0.109 R)
• M4: 3,943,101 km (0.068 R)
• M5: 4,642,172 km (0.093 R)
• M6: 6,109,278 km (0.086 R)
• M7: 8,702,557 km (0.086 R)
• M8: 9,941,227 km (0.067 R)
• M9: 12,072,399 km (0.09 R)
• M10: 12,532,711 km (0.11 R)
• M11: 14,686,771 km (0.032 R)
• M12: 16,509,621 km (0.091 R)
• M13: 17,149,601 km (0.084 R)
• M14: 19,246,963 km (0.077 R)
• M15: 20,035,942 km (0.097 R)
• M16: 23,676,705 km (0.063 R)
• M17: 25,700,316 km (0.076 R)
• M18: 26,175,887 km (0.117 R)
• M19: 31,045,298 km (0.04 R)
• M20: 33,919,971 km (0.102 R)
• M21: 36,487,519 km (0.1 R)
• M22: 41,223,488 km (0.032 R)
• M23: 41,875,586 km (0.097 R)
• M24: 44,280,671 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.7

Radius: 6.4

Gravity: 24.06 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 10.68 AU - 15.66 AU

Year: 17545 Days

Day: 23.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 60,146,125 km

• M1: 79,736 km (0.089 R)
• M2: 366,814 km (0.082 R)
• M3: 690,095 km (0.104 R)
• M4: 1,338,003 km (0.083 R)
• M5: 1,787,545 km (0.103 R)
• M6: 3,480,245 km (0.116 R)
• M7: 3,748,623 km (0.064 R)
• M8: 4,497,810 km (0.087 R)
• M9: 6,245,262 km (0.066 R)
• M10: 7,103,356 km (0.105 R)
• M11: 8,088,906 km (0.089 R)
• M12: 11,009,954 km (0.049 R)
• M13: 11,987,277 km (0.113 R)
• M14: 12,325,518 km (0.066 R)
• M15: 16,478,355 km (0.076 R)
• M16: 17,841,790 km (0.09 R)
• M17: 18,821,806 km (0.053 R)
• M18: 19,095,271 km (0.111 R)
• M19: 19,371,279 km (0.083 R)
• M20: 20,694,771 km (0.104 R)
• M21: 21,083,726 km (0.081 R)
• M22: 23,625,992 km (0.114 R)
• M23: 26,479,422 km (0.118 R)
• M24: 27,053,279 km (0.093 R)
• M25: 27,635,364 km (0.1 R)
• M26: 30,421,325 km (0.097 R)
• M27: 37,542,334 km (0.114 R)
• M28: 38,852,512 km (0.114 R)
• M29: 39,742,619 km (0.076 R)
• M30: 41,256,250 km (0.111 R)
• M31: 41,563,524 km (0.081 R)
• M32: 42,808,029 km (0.094 R)
• M33: 43,917,148 km (0.065 R)
• M34: 47,865,185 km (0.039 R)
• M35: 49,577,782 km (0.094 R)
• M36: 53,853,887 km (0.077 R)
• M37: 57,217,595 km (0.067 R)
• M38: 59,536,362 km (0.03 R)
• M39: 69,438,544 km (0.072 R)
• M40: 71,409,646 km (0.104 R)
• M41: 72,520,709 km (0.097 R)
• M42: 75,234,116 km (0.099 R)
• M43: 77,546,450 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196

Radius: 7.3

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 14.45 AU - 20.03 AU

Year: 26277 Days

Day: 15.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,146,125 km

• M1: 101,876 km (0.088 R)
• M2: 880,234 km (0.036 R)
• M3: 5,000,159 km (0.092 R)
• M4: 6,012,937 km (0.053 R)
• M5: 6,325,896 km (0.057 R)
• M6: 6,691,064 km (0.118 R)
• M7: 8,104,165 km (0.068 R)
• M8: 9,031,672 km (0.091 R)
• M9: 9,973,840 km (0.087 R)
• M10: 17,911,652 km (0.078 R)
• M11: 20,251,513 km (0.107 R)
• M12: 23,742,528 km (0.06 R)
• M13: 26,246,049 km (0.104 R)
• M14: 27,615,019 km (0.073 R)
• M15: 32,961,647 km (0.107 R)
• M16: 36,196,701 km (0.101 R)
• M17: 37,102,665 km (0.111 R)
• M18: 39,229,648 km (0.084 R)
• M19: 41,718,358 km (0.116 R)
• M20: 42,570,767 km (0.071 R)
• M21: 47,776,025 km (0.108 R)
• M22: 48,085,692 km (0.097 R)
• M23: 48,865,696 km (0.095 R)
• M24: 53,058,026 km (0.09 R)
• M25: 53,723,587 km (0.095 R)
• M26: 54,901,671 km (0.12 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 14,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit