🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.45 AU - 0.61 AU

Year: 141 Days

Day: 17 Hours

Environment

Temp: 185 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.52 AU - 2.8 AU

Year: 1585 Days

Day: 14.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.5

Radius: 13.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.96 AU - 6.06 AU

Year: 5381 Days

Day: 12.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,917,890 km

• M1: 174,431 km (0.104 R)
• M2: 756,367 km (0.068 R)
• M3: 1,263,952 km (0.046 R)
• M4: 2,618,112 km (0.05 R)
• M5: 3,135,123 km (0.077 R)
• M6: 3,610,844 km (0.098 R)
• M7: 4,403,114 km (0.086 R)
• M8: 5,958,633 km (0.093 R)
• M9: 6,595,022 km (0.114 R)
• M10: 7,171,423 km (0.094 R)
• M11: 8,860,981 km (0.079 R)
• M12: 9,907,568 km (0.091 R)
• M13: 10,348,732 km (0.072 R)
• M14: 11,702,742 km (0.115 R)
• M15: 12,246,231 km (0.049 R)
• M16: 15,337,372 km (0.091 R)
• M17: 20,363,861 km (0.1 R)
• M18: 20,934,576 km (0.11 R)
• M19: 21,369,607 km (0.117 R)
• M20: 22,033,522 km (0.096 R)
• M21: 23,871,332 km (0.086 R)
• M22: 25,070,658 km (0.08 R)
• M23: 26,647,121 km (0.036 R)
• M24: 27,244,315 km (0.057 R)
• M25: 27,937,552 km (0.109 R)
• M26: 32,059,422 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.6

Radius: 10

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.39 AU - 10.91 AU

Year: 10109 Days

Day: 7.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,917,890 km

• M1: 124,765 km (0.093 R)
• M2: 454,478 km (0.086 R)
• M3: 867,069 km (0.045 R)
• M4: 1,381,536 km (0.065 R)
• M5: 1,744,910 km (0.081 R)
• M6: 2,222,127 km (0.09 R)
• M7: 3,006,618 km (0.047 R)
• M8: 4,015,955 km (0.074 R)
• M9: 4,543,437 km (0.05 R)
• M10: 5,146,616 km (0.118 R)
• M11: 5,933,351 km (0.06 R)
• M12: 7,129,236 km (0.102 R)
• M13: 8,353,545 km (0.054 R)
• M14: 8,691,187 km (0.065 R)
• M15: 9,214,630 km (0.084 R)
• M16: 10,181,182 km (0.118 R)
• M17: 16,706,492 km (0.116 R)
• M18: 17,930,950 km (0.097 R)
• M19: 20,864,714 km (0.053 R)
• M20: 24,876,780 km (0.086 R)
• M21: 25,313,007 km (0.072 R)
• M22: 25,932,342 km (0.118 R)
• M23: 26,834,716 km (0.034 R)
• M24: 31,969,663 km (0.102 R)
• M25: 34,821,298 km (0.066 R)
• M26: 35,477,434 km (0.114 R)
• M27: 37,040,134 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714

Radius: 3.3

Gravity: 65.56 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 12.07 AU - 15.49 AU

Year: 18684 Days

Day: 22.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 88,917,890 km

• M1: 41,139 km (0.047 R)
• M2: 156,031 km (0.094 R)
• M3: 396,734 km (0.114 R)
• M4: 880,383 km (0.045 R)
• M5: 1,124,677 km (0.118 R)
• M6: 1,913,506 km (0.078 R)
• M7: 3,478,749 km (0.064 R)
• M8: 3,834,193 km (0.092 R)
• M9: 4,116,185 km (0.106 R)
• M10: 4,278,798 km (0.081 R)
• M11: 5,578,505 km (0.116 R)
• M12: 6,064,398 km (0.072 R)
• M13: 6,446,920 km (0.12 R)
• M14: 8,395,283 km (0.114 R)
• M15: 9,988,799 km (0.089 R)
• M16: 10,948,769 km (0.082 R)
• M17: 13,830,922 km (0.071 R)
• M18: 15,174,011 km (0.12 R)
• M19: 15,719,146 km (0.094 R)
• M20: 16,277,146 km (0.108 R)
• M21: 18,203,368 km (0.096 R)
• M22: 18,553,278 km (0.079 R)
• M23: 18,818,515 km (0.045 R)
• M24: 19,538,380 km (0.096 R)
• M25: 20,652,285 km (0.114 R)
• M26: 20,841,975 km (0.069 R)
• M27: 22,004,500 km (0.095 R)
• M28: 22,702,225 km (0.102 R)
• M29: 23,209,511 km (0.028 R)
• M30: 32,258,836 km (0.118 R)
• M31: 33,158,518 km (0.106 R)
• M32: 38,910,107 km (0.066 R)
• M33: 39,782,412 km (0.092 R)
• M34: 46,419,172 km (0.081 R)
• M35: 51,288,433 km (0.056 R)
• M36: 65,027,950 km (0.053 R)
• M37: 66,874,886 km (0.069 R)
• M38: 67,082,228 km (0.085 R)
• M39: 69,391,421 km (0.067 R)
• M40: 70,458,204 km (0.095 R)
• M41: 71,536,056 km (0.035 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.4

Radius: 5.5

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 11.4 AU - 16.88 AU

Year: 19421 Days

Day: 17 Hours

Environment

Temp: -181 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,917,890 km

• M1: 68,965 km (0.09 R)
• M2: 292,015 km (0.078 R)
• M3: 479,461 km (0.12 R)
• M4: 921,523 km (0.107 R)
• M5: 2,233,197 km (0.096 R)
• M6: 3,159,806 km (0.055 R)
• M7: 3,458,852 km (0.088 R)
• M8: 3,749,222 km (0.072 R)
• M9: 4,171,387 km (0.059 R)
• M10: 4,719,214 km (0.072 R)
• M11: 5,010,481 km (0.068 R)
• M12: 5,557,860 km (0.102 R)
• M13: 6,531,144 km (0.063 R)
• M14: 6,811,490 km (0.095 R)
• M15: 12,400,018 km (0.11 R)
• M16: 12,706,245 km (0.06 R)
• M17: 13,461,864 km (0.104 R)
• M18: 15,410,825 km (0.109 R)
• M19: 16,051,852 km (0.117 R)
• M20: 16,562,728 km (0.113 R)
• M21: 20,108,796 km (0.052 R)
• M22: 21,394,889 km (0.095 R)
• M23: 22,734,987 km (0.111 R)
• M24: 27,089,182 km (0.063 R)
• M25: 27,397,803 km (0.097 R)
• M26: 30,614,157 km (0.082 R)
• M27: 34,674,094 km (0.108 R)
• M28: 38,040,943 km (0.11 R)
• M29: 38,948,105 km (0.104 R)
• M30: 54,012,760 km (0.114 R)
• M31: 54,338,435 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.5

Radius: 3.9

Gravity: 57.76 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 11.8 AU - 19.22 AU

Year: 22310 Days

Day: 21.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 88,917,890 km

• M1: 50,265 km (0.055 R)
• M2: 198,217 km (0.109 R)
• M3: 558,150 km (0.066 R)
• M4: 697,425 km (0.083 R)
• M5: 836,701 km (0.093 R)
• M6: 981,960 km (0.068 R)
• M7: 1,115,701 km (0.117 R)
• M8: 1,437,037 km (0.093 R)
• M9: 2,127,431 km (0.088 R)
• M10: 2,594,775 km (0.118 R)
• M11: 2,960,542 km (0.043 R)
• M12: 3,603,364 km (0.057 R)
• M13: 4,924,912 km (0.108 R)
• M14: 5,778,966 km (0.03 R)
• M15: 6,774,689 km (0.096 R)
• M16: 7,016,140 km (0.098 R)
• M17: 7,932,726 km (0.106 R)
• M18: 8,146,651 km (0.096 R)
• M19: 9,099,590 km (0.101 R)
• M20: 9,334,159 km (0.102 R)
• M21: 15,739,192 km (0.07 R)
• M22: 16,420,012 km (0.107 R)
• M23: 17,477,818 km (0.111 R)
• M24: 22,375,952 km (0.114 R)
• M25: 26,657,593 km (0.061 R)
• M26: 27,137,802 km (0.091 R)
• M27: 30,530,681 km (0.11 R)
• M28: 36,647,589 km (0.059 R)
• M29: 46,408,102 km (0.118 R)
• M30: 48,512,345 km (0.072 R)
• M31: 49,587,954 km (0.07 R)
• M32: 55,789,384 km (0.111 R)
• M33: 57,765,722 km (0.118 R)
• M34: 58,367,704 km (0.078 R)
• M35: 70,612,888 km (0.088 R)
• M36: 80,656,590 km (0.09 R)
• M37: 82,164,686 km (0.1 R)
• M38: 83,435,819 km (0.102 R)
• M39: 85,237,426 km (0.075 R)
• M40: 86,802,070 km (0.088 R)
• M41: 88,651,549 km (0.076 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 14,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit