🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.58 AU - 0.72 AU

Year: 338 Days

Day: 31.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,508,188 km

• M1: 170,990 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.3

Radius: 11.5

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.87 AU - 0.95 AU

Year: 561 Days

Day: 7.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 135.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 21,508,188 km

• M1: 143,464 km (0.116 R)
• M2: 217,665 km (0.059 R)
• M3: 344,075 km (0.067 R)
• M4: 458,368 km (0.059 R)
• M5: 546,631 km (0.056 R)
• M6: 625,020 km (0.051 R)
• M7: 736,620 km (0.066 R)
• M8: 810,072 km (0.084 R)
• M9: 905,965 km (0.056 R)
• M10: 981,661 km (0.093 R)
• M11: 1,055,563 km (0.093 R)
• M12: 1,375,552 km (0.1 R)
• M13: 1,454,540 km (0.071 R)
• M14: 1,617,303 km (0.025 R)
• M15: 1,730,997 km (0.12 R)
• M16: 1,857,706 km (0.072 R)
• M17: 1,966,614 km (0.054 R)
• M18: 2,045,900 km (0.098 R)
• M19: 2,262,369 km (0.064 R)
• M20: 2,379,055 km (0.117 R)
• M21: 2,497,985 km (0.064 R)
• M22: 2,630,379 km (0.067 R)
• M23: 2,890,380 km (0.096 R)
• M24: 3,078,724 km (0.083 R)
• M25: 3,233,558 km (0.088 R)
• M26: 3,334,088 km (0.094 R)
• M27: 3,448,530 km (0.079 R)
• M28: 3,551,154 km (0.092 R)
• M29: 3,700,752 km (0.098 R)
• M30: 3,845,712 km (0.114 R)
• M31: 3,965,840 km (0.064 R)
• M32: 4,053,354 km (0.098 R)
• M33: 4,230,329 km (0.074 R)
• M34: 4,340,582 km (0.041 R)
• M35: 4,444,852 km (0.067 R)
• M36: 4,606,268 km (0.102 R)
• M37: 4,734,025 km (0.113 R)
• M38: 4,834,106 km (0.1 R)
• M39: 4,949,446 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.8

Radius: 12.8

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.84 AU - 1.14 AU

Year: 636 Days

Day: 5.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 21,508,188 km

• M1: 159,920 km (0.081 R)
• M2: 275,858 km (0.109 R)
• M3: 404,961 km (0.12 R)
• M4: 558,299 km (0.112 R)
• M5: 650,900 km (0.068 R)
• M6: 817,104 km (0.102 R)
• M7: 931,097 km (0.112 R)
• M8: 1,145,920 km (0.117 R)
• M9: 1,275,471 km (0.08 R)
• M10: 1,469,500 km (0.11 R)
• M11: 1,577,210 km (0.085 R)
• M12: 1,872,965 km (0.054 R)
• M13: 1,960,779 km (0.075 R)
• M14: 2,050,089 km (0.11 R)
• M15: 2,133,266 km (0.116 R)
• M16: 2,264,014 km (0.074 R)
• M17: 2,405,534 km (0.112 R)
• M18: 2,607,192 km (0.055 R)
• M19: 2,755,742 km (0.11 R)
• M20: 3,001,382 km (0.114 R)
• M21: 3,096,526 km (0.091 R)
• M22: 3,423,846 km (0.062 R)
• M23: 3,771,811 km (0.062 R)
• M24: 3,940,707 km (0.052 R)
• M25: 4,073,700 km (0.116 R)
• M26: 4,266,531 km (0.099 R)
• M27: 4,364,069 km (0.038 R)
• M28: 4,511,872 km (0.116 R)
• M29: 4,621,377 km (0.092 R)
• M30: 4,751,827 km (0.107 R)
• M31: 5,119,688 km (0.083 R)
• M32: 5,412,301 km (0.093 R)
• M33: 5,603,338 km (0.081 R)
• M34: 5,699,679 km (0.081 R)
• M35: 5,991,993 km (0.116 R)
• M36: 6,101,648 km (0.086 R)
• M37: 6,234,042 km (0.116 R)
• M38: 6,322,754 km (0.115 R)
• M39: 6,434,354 km (0.117 R)
• M40: 6,921,744 km (0.094 R)
• M41: 7,025,266 km (0.111 R)
• M42: 7,268,961 km (0.116 R)
• M43: 7,468,225 km (0.106 R)
• M44: 7,633,680 km (0.111 R)
• M45: 7,716,857 km (0.112 R)
• M46: 7,980,298 km (0.099 R)
• M47: 8,185,995 km (0.105 R)
• M48: 8,295,651 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537

Radius: 8.1

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.85 AU - 1.33 AU

Year: 735 Days

Day: 9.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 78.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 21,508,188 km

• M1: 109,506 km (0.093 R)
• M2: 162,014 km (0.058 R)
• M3: 213,177 km (0.114 R)
• M4: 264,190 km (0.086 R)
• M5: 335,548 km (0.045 R)
• M6: 387,608 km (0.099 R)
• M7: 455,376 km (0.102 R)
• M8: 545,284 km (0.059 R)
• M9: 604,375 km (0.108 R)
• M10: 863,629 km (0.108 R)
• M11: 917,484 km (0.101 R)
• M12: 1,023,100 km (0.095 R)
• M13: 1,109,418 km (0.096 R)
• M14: 1,180,327 km (0.094 R)
• M15: 1,326,933 km (0.098 R)
• M16: 1,383,481 km (0.109 R)
• M17: 1,473,090 km (0.115 R)
• M18: 1,558,062 km (0.113 R)
• M19: 1,611,169 km (0.085 R)
• M20: 1,935,946 km (0.07 R)
• M21: 2,015,083 km (0.04 R)
• M22: 2,065,797 km (0.11 R)
• M23: 2,236,039 km (0.083 R)
• M24: 2,488,261 km (0.11 R)
• M25: 2,543,014 km (0.11 R)
• M26: 2,605,995 km (0.12 R)
• M27: 2,717,595 km (0.109 R)
• M28: 2,879,759 km (0.05 R)
• M29: 2,953,810 km (0.038 R)
• M30: 3,020,231 km (0.062 R)
• M31: 3,120,612 km (0.074 R)
• M32: 3,171,325 km (0.098 R)
• M33: 3,595,286 km (0.054 R)
• M34: 3,675,171 km (0.105 R)
• M35: 3,845,712 km (0.114 R)
• M36: 3,945,644 km (0.098 R)
• M37: 4,000,546 km (0.049 R)
• M38: 4,055,748 km (0.049 R)
• M39: 4,232,124 km (0.1 R)
• M40: 4,288,223 km (0.058 R)
• M41: 4,487,039 km (0.062 R)
• M42: 4,756,614 km (0.088 R)
• M43: 5,131,057 km (0.109 R)
• M44: 5,201,219 km (0.119 R)
• M45: 5,301,749 km (0.051 R)
• M46: 5,504,902 km (0.065 R)
• M47: 5,679,633 km (0.104 R)
• M48: 5,772,832 km (0.088 R)
• M49: 6,150,866 km (0.058 R)
• M50: 6,204,123 km (0.114 R)
• M51: 6,257,380 km (0.112 R)
• M52: 6,310,786 km (0.063 R)
• M53: 6,461,282 km (0.112 R)
• M54: 6,700,189 km (0.108 R)
• M55: 7,310,250 km (0.106 R)
• M56: 7,400,457 km (0.107 R)
• M57: 7,639,066 km (0.11 R)
• M58: 7,719,101 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.1

Radius: 8.9

Gravity: 12.44 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.08 AU - 2.86 AU

Year: 2506 Days

Day: 13.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 21,508,188 km

• M1: 112,647 km (0.111 R)
• M2: 301,440 km (0.118 R)
• M3: 737,218 km (0.076 R)
• M4: 818,001 km (0.054 R)
• M5: 880,683 km (0.089 R)
• M6: 1,102,088 km (0.112 R)
• M7: 1,160,281 km (0.119 R)
• M8: 1,391,260 km (0.117 R)
• M9: 1,827,188 km (0.097 R)
• M10: 2,010,147 km (0.092 R)
• M11: 2,067,742 km (0.12 R)
• M12: 2,318,617 km (0.07 R)
• M13: 2,689,620 km (0.088 R)
• M14: 2,769,356 km (0.117 R)
• M15: 2,882,302 km (0.063 R)
• M16: 2,980,289 km (0.071 R)
• M17: 3,062,717 km (0.084 R)
• M18: 3,332,143 km (0.063 R)
• M19: 3,644,204 km (0.098 R)
• M20: 3,732,616 km (0.081 R)
• M21: 3,875,632 km (0.102 R)
• M22: 4,075,196 km (0.113 R)
• M23: 4,148,648 km (0.087 R)
• M24: 4,371,549 km (0.056 R)
• M25: 4,522,344 km (0.118 R)
• M26: 4,598,339 km (0.084 R)
• M27: 4,946,005 km (0.093 R)
• M28: 5,063,738 km (0.105 R)
• M29: 5,202,416 km (0.106 R)
• M30: 5,362,336 km (0.092 R)
• M31: 5,442,819 km (0.098 R)
• M32: 5,789,886 km (0.09 R)
• M33: 6,292,086 km (0.095 R)
• M34: 6,526,955 km (0.102 R)
• M35: 6,634,666 km (0.058 R)
• M36: 6,808,199 km (0.065 R)
• M37: 6,895,564 km (0.106 R)
• M38: 6,961,387 km (0.116 R)
• M39: 7,027,360 km (0.119 R)
• M40: 7,204,334 km (0.065 R)
• M41: 7,607,800 km (0.086 R)
• M42: 7,698,606 km (0.104 R)
• M43: 7,972,819 km (0.05 R)
• M44: 8,933,985 km (0.083 R)
• M45: 9,005,642 km (0.091 R)
• M46: 9,198,025 km (0.05 R)
• M47: 9,318,900 km (0.087 R)
• M48: 9,464,608 km (0.087 R)
• M49: 9,611,214 km (0.073 R)
• M50: 9,857,153 km (0.11 R)
• M51: 10,204,819 km (0.076 R)
• M52: 10,989,310 km (0.119 R)
• M53: 11,298,080 km (0.047 R)
• M54: 11,505,572 km (0.113 R)
• M55: 11,635,872 km (0.107 R)
• M56: 11,819,279 km (0.097 R)
• M57: 11,898,117 km (0.081 R)
• M58: 12,188,636 km (0.058 R)
• M59: 12,776,855 km (0.069 R)
• M60: 13,020,251 km (0.093 R)
• M61: 13,319,746 km (0.061 R)
• M62: 13,456,628 km (0.103 R)
• M63: 13,621,485 km (0.086 R)
• M64: 14,147,919 km (0.063 R)
• M65: 14,259,669 km (0.038 R)
• M66: 14,512,041 km (0.118 R)
• M67: 14,737,634 km (0.114 R)
• M68: 15,220,985 km (0.111 R)
• M69: 15,364,150 km (0.112 R)
• M70: 15,450,169 km (0.119 R)
• M71: 15,651,677 km (0.058 R)
• M72: 16,028,365 km (0.099 R)
• M73: 16,319,931 km (0.107 R)
• M74: 16,967,989 km (0.039 R)
• M75: 17,086,620 km (0.115 R)
• M76: 18,167,465 km (0.109 R)
• M77: 18,685,522 km (0.109 R)
• M78: 19,054,131 km (0.088 R)
• M79: 19,146,732 km (0.115 R)
• M80: 19,518,333 km (0.065 R)
• M81: 19,611,533 km (0.115 R)
• M82: 20,205,885 km (0.094 R)
• M83: 20,647,498 km (0.106 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 17,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit