🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.7

Radius: 9

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.47 AU - 0.55 AU

Year: 251 Days

Day: 9.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,068,967 km

• M1: 111,899 km (0.092 R)
• M2: 413,339 km (0.113 R)
• M3: 797,506 km (0.037 R)
• M4: 1,124,976 km (0.064 R)
• M5: 1,548,188 km (0.107 R)
• M6: 2,062,356 km (0.107 R)
• M7: 2,455,499 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.4

Radius: 12.4

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.64 AU - 0.66 AU

Year: 362 Days

Day: 9.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,068,967 km

• M1: 154,235 km (0.109 R)
• M2: 546,780 km (0.06 R)
• M3: 948,301 km (0.047 R)
• M4: 1,390,213 km (0.111 R)
• M5: 1,995,785 km (0.108 R)
• M6: 2,402,691 km (0.11 R)
• M7: 3,169,380 km (0.059 R)
• M8: 3,754,159 km (0.039 R)
• M9: 4,495,566 km (0.117 R)
• M10: 5,172,795 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.1

Radius: 13.6

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.01 AU - 1.11 AU

Year: 753 Days

Day: 7.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,068,967 km

• M1: 169,195 km (0.117 R)
• M2: 641,476 km (0.08 R)
• M3: 1,272,180 km (0.09 R)
• M4: 2,003,265 km (0.091 R)
• M5: 3,647,495 km (0.093 R)
• M6: 4,147,751 km (0.095 R)
• M7: 5,185,062 km (0.081 R)
• M8: 6,388,577 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.5

Radius: 12.4

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.59 AU - 2.11 AU

Year: 1737 Days

Day: 7.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,068,967 km

• M1: 154,235 km (0.091 R)
• M2: 637,736 km (0.102 R)
• M3: 1,043,595 km (0.079 R)
• M4: 1,491,940 km (0.065 R)
• M5: 1,962,425 km (0.089 R)
• M6: 2,857,020 km (0.113 R)
• M7: 3,390,785 km (0.073 R)
• M8: 3,958,958 km (0.11 R)
• M9: 4,572,609 km (0.04 R)
• M10: 5,097,248 km (0.083 R)
• M11: 7,103,356 km (0.061 R)
• M12: 8,166,398 km (0.119 R)
• M13: 9,275,966 km (0.072 R)
• M14: 9,793,724 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 15

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.13 AU - 2.33 AU

Year: 2299 Days

Day: 11.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 67.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,068,967 km

• M1: 186,698 km (0.065 R)
• M2: 904,918 km (0.082 R)
• M3: 1,625,082 km (0.114 R)
• M4: 3,618,772 km (0.068 R)
• M5: 4,227,486 km (0.109 R)
• M6: 5,402,129 km (0.098 R)
• M7: 6,526,506 km (0.059 R)
• M8: 6,996,692 km (0.107 R)
• M9: 8,514,512 km (0.082 R)
• M10: 9,933,747 km (0.119 R)
• M11: 10,736,041 km (0.082 R)
• M12: 11,356,423 km (0.103 R)
• M13: 12,589,259 km (0.112 R)
• M14: 14,736,437 km (0.118 R)
• M15: 15,229,811 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.2

Radius: 8.3

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.52 AU - 5.84 AU

Year: 6988 Days

Day: 5.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,068,967 km

• M1: 112,647 km (0.117 R)
• M2: 373,247 km (0.092 R)
• M3: 636,988 km (0.061 R)
• M4: 942,018 km (0.088 R)
• M5: 1,380,040 km (0.118 R)
• M6: 1,790,088 km (0.105 R)
• M7: 2,610,782 km (0.053 R)
• M8: 3,074,984 km (0.074 R)
• M9: 4,639,180 km (0.069 R)
• M10: 5,000,907 km (0.103 R)
• M11: 5,291,725 km (0.068 R)
• M12: 5,749,345 km (0.084 R)
• M13: 6,778,579 km (0.075 R)
• M14: 7,429,928 km (0.059 R)
• M15: 7,732,564 km (0.074 R)
• M16: 8,082,773 km (0.087 R)
• M17: 9,859,547 km (0.099 R)
• M18: 10,791,093 km (0.117 R)
• M19: 14,282,408 km (0.088 R)
• M20: 15,290,698 km (0.099 R)
• M21: 16,858,483 km (0.051 R)
• M22: 17,916,290 km (0.031 R)
• M23: 18,877,755 km (0.072 R)
• M24: 22,593,018 km (0.11 R)
• M25: 24,372,036 km (0.095 R)
• M26: 25,041,487 km (0.068 R)
• M27: 29,037,545 km (0.045 R)
• M28: 29,695,177 km (0.094 R)
• M29: 34,474,381 km (0.093 R)
• M30: 35,852,027 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.3

Radius: 3.3

Gravity: 71.29 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.5 AU - 6.54 AU

Year: 10195 Days

Day: 21 Hours

Environment

Temp: -219 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,068,967 km

• M1: 65,075 km (0.118 R)
• M2: 346,020 km (0.075 R)
• M3: 470,485 km (0.107 R)
• M4: 632,649 km (0.09 R)
• M5: 1,406,818 km (0.099 R)
• M6: 2,191,160 km (0.105 R)
• M7: 2,521,023 km (0.068 R)
• M8: 3,111,337 km (0.048 R)
• M9: 3,351,740 km (0.101 R)
• M10: 3,527,219 km (0.079 R)
• M11: 4,712,034 km (0.083 R)
• M12: 5,126,869 km (0.077 R)
• M13: 7,030,950 km (0.09 R)
• M14: 7,786,719 km (0.03 R)
• M15: 8,735,169 km (0.076 R)
• M16: 13,740,714 km (0.042 R)
• M17: 15,528,409 km (0.057 R)
• M18: 15,945,787 km (0.107 R)
• M19: 18,145,025 km (0.117 R)
• M20: 18,999,528 km (0.114 R)
• M21: 19,237,239 km (0.033 R)
• M22: 20,043,572 km (0.098 R)
• M23: 21,637,537 km (0.113 R)
• M24: 22,775,528 km (0.034 R)
• M25: 22,953,998 km (0.075 R)
• M26: 23,586,348 km (0.109 R)
• M27: 24,322,968 km (0.077 R)
• M28: 26,427,810 km (0.084 R)
• M29: 28,754,805 km (0.109 R)
• M30: 28,963,345 km (0.041 R)
• M31: 30,343,684 km (0.059 R)
• M32: 31,104,838 km (0.08 R)
• M33: 33,695,424 km (0.12 R)
• M34: 33,811,213 km (0.11 R)
• M35: 35,940,888 km (0.087 R)
• M36: 38,032,865 km (0.078 R)
• M37: 41,652,834 km (0.06 R)
• M38: 43,408,964 km (0.079 R)
• M39: 49,868,301 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.8

Radius: 6.6

Gravity: 10.51 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.33 AU - 8.99 AU

Year: 17591 Days

Day: 15.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,068,967 km

• M1: 82,578 km (0.085 R)
• M2: 331,808 km (0.11 R)
• M3: 713,881 km (0.085 R)
• M4: 1,229,994 km (0.088 R)
• M5: 1,449,753 km (0.073 R)
• M6: 1,970,204 km (0.116 R)
• M7: 2,764,718 km (0.088 R)
• M8: 4,472,677 km (0.077 R)
• M9: 5,067,478 km (0.071 R)
• M10: 6,096,113 km (0.055 R)
• M11: 6,954,057 km (0.076 R)
• M12: 7,213,310 km (0.056 R)
• M13: 8,315,697 km (0.075 R)
• M14: 11,676,263 km (0.058 R)
• M15: 14,829,039 km (0.07 R)
• M16: 17,298,750 km (0.066 R)
• M17: 19,005,661 km (0.049 R)
• M18: 19,684,387 km (0.109 R)
• M19: 21,270,723 km (0.106 R)
• M20: 23,904,693 km (0.117 R)
• M21: 24,895,778 km (0.077 R)
• M22: 27,492,947 km (0.081 R)
• M23: 28,690,927 km (0.08 R)
• M24: 31,659,996 km (0.057 R)
• M25: 31,896,510 km (0.077 R)
• M26: 32,492,957 km (0.106 R)
• M27: 42,642,574 km (0.093 R)
• M28: 45,286,567 km (0.093 R)
• M29: 45,888,698 km (0.1 R)
• M30: 46,648,805 km (0.081 R)
• M31: 49,454,513 km (0.108 R)
• M32: 50,414,183 km (0.084 R)
• M33: 54,377,330 km (0.088 R)
• M34: 55,057,402 km (0.11 R)
• M35: 56,261,216 km (0.086 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 19,210 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit