🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.5 AU - 0.52 AU

Year: 239 Days

Day: 39.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.4

Radius: 11.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.7 AU - 0.72 AU

Year: 392 Days

Day: 10.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,701,695 km

• M1: 149,448 km (0.054 R)
• M2: 263,442 km (0.048 R)
• M3: 354,248 km (0.081 R)
• M4: 485,445 km (0.115 R)
• M5: 596,896 km (0.065 R)
• M6: 683,213 km (0.11 R)
• M7: 832,213 km (0.116 R)
• M8: 934,538 km (0.027 R)
• M9: 1,015,171 km (0.098 R)
• M10: 1,102,387 km (0.075 R)
• M11: 1,176,438 km (0.041 R)
• M12: 1,260,362 km (0.099 R)
• M13: 1,507,647 km (0.106 R)
• M14: 1,612,964 km (0.085 R)
• M15: 1,702,573 km (0.034 R)
• M16: 1,982,022 km (0.052 R)
• M17: 2,211,356 km (0.068 R)
• M18: 2,306,650 km (0.092 R)
• M19: 2,465,223 km (0.094 R)
• M20: 2,574,579 km (0.086 R)
• M21: 2,659,102 km (0.085 R)
• M22: 2,825,605 km (0.106 R)
• M23: 3,001,232 km (0.042 R)
• M24: 3,214,409 km (0.063 R)
• M25: 3,294,295 km (0.032 R)
• M26: 3,397,966 km (0.091 R)
• M27: 3,537,840 km (0.101 R)
• M28: 3,626,252 km (0.119 R)
• M29: 3,721,546 km (0.086 R)
• M30: 3,799,487 km (0.101 R)
• M31: 3,938,762 km (0.094 R)
• M32: 4,024,482 km (0.058 R)
• M33: 4,191,433 km (0.1 R)
• M34: 4,335,496 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.3

Radius: 8.9

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.61 AU - 0.91 AU

Year: 435 Days

Day: 8 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 74,701,695 km

• M1: 112,348 km (0.111 R)
• M2: 168,746 km (0.08 R)
• M3: 245,191 km (0.111 R)
• M4: 378,782 km (0.104 R)
• M5: 472,580 km (0.1 R)
• M6: 540,048 km (0.072 R)
• M7: 607,367 km (0.033 R)
• M8: 665,112 km (0.102 R)
• M9: 773,271 km (0.114 R)
• M10: 836,701 km (0.105 R)
• M11: 897,138 km (0.094 R)
• M12: 969,095 km (0.113 R)
• M13: 1,314,367 km (0.119 R)
• M14: 1,380,190 km (0.1 R)
• M15: 1,441,525 km (0.114 R)
• M16: 1,561,353 km (0.067 R)
• M17: 1,660,836 km (0.076 R)
• M18: 1,720,376 km (0.108 R)
• M19: 1,792,930 km (0.098 R)
• M20: 1,860,250 km (0.075 R)
• M21: 1,934,600 km (0.104 R)
• M22: 2,067,443 km (0.068 R)
• M23: 2,209,710 km (0.054 R)
• M24: 2,362,001 km (0.108 R)
• M25: 2,705,328 km (0.104 R)
• M26: 2,790,000 km (0.074 R)
• M27: 2,854,178 km (0.119 R)
• M28: 2,911,623 km (0.044 R)
• M29: 2,998,540 km (0.071 R)
• M30: 3,064,363 km (0.095 R)
• M31: 3,130,635 km (0.116 R)
• M32: 3,189,875 km (0.106 R)
• M33: 3,347,402 km (0.062 R)
• M34: 3,415,768 km (0.053 R)
• M35: 3,646,747 km (0.115 R)
• M36: 3,803,675 km (0.059 R)
• M37: 3,891,041 km (0.088 R)
• M38: 4,011,018 km (0.1 R)
• M39: 4,067,566 km (0.084 R)
• M40: 4,132,342 km (0.083 R)
• M41: 4,255,012 km (0.094 R)
• M42: 4,353,896 km (0.085 R)
• M43: 4,680,768 km (0.063 R)
• M44: 4,782,943 km (0.109 R)
• M45: 4,842,932 km (0.111 R)
• M46: 5,067,777 km (0.099 R)
• M47: 5,146,466 km (0.08 R)
• M48: 5,375,949 km (0.103 R)
• M49: 5,599,897 km (0.059 R)
• M50: 5,690,404 km (0.104 R)
• M51: 5,790,335 km (0.118 R)
• M52: 5,909,415 km (0.062 R)
• M53: 6,056,919 km (0.095 R)
• M54: 6,271,292 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.2

Radius: 12.5

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.67 AU - 1.11 AU

Year: 551 Days

Day: 13 Hours

Environment

Temp: -142 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,701,695 km

• M1: 155,582 km (0.094 R)
• M2: 237,262 km (0.076 R)
• M3: 320,887 km (0.117 R)
• M4: 423,811 km (0.065 R)
• M5: 516,262 km (0.086 R)
• M6: 595,699 km (0.045 R)
• M7: 684,410 km (0.062 R)
• M8: 765,343 km (0.073 R)
• M9: 893,548 km (0.114 R)
• M10: 1,122,134 km (0.059 R)
• M11: 1,251,835 km (0.107 R)
• M12: 1,439,580 km (0.059 R)
• M13: 1,672,205 km (0.078 R)
• M14: 1,895,854 km (0.083 R)
• M15: 1,979,928 km (0.077 R)
• M16: 2,110,078 km (0.112 R)
• M17: 2,272,840 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.3

Radius: 13

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.81 AU - 1.05 AU

Year: 588 Days

Day: 7.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,701,695 km

• M1: 165,306 km (0.1 R)
• M2: 265,985 km (0.116 R)
• M3: 374,144 km (0.102 R)
• M4: 517,609 km (0.095 R)
• M5: 625,319 km (0.1 R)
• M6: 771,626 km (0.085 R)
• M7: 863,928 km (0.109 R)
• M8: 990,039 km (0.103 R)
• M9: 1,095,056 km (0.072 R)
• M10: 1,189,901 km (0.092 R)
• M11: 1,351,018 km (0.11 R)
• M12: 1,457,532 km (0.103 R)
• M13: 1,559,109 km (0.061 R)
• M14: 1,671,158 km (0.118 R)
• M15: 1,844,841 km (0.052 R)
• M16: 1,972,598 km (0.115 R)
• M17: 2,099,157 km (0.058 R)
• M18: 2,183,531 km (0.106 R)
• M19: 2,523,417 km (0.098 R)
• M20: 2,680,495 km (0.106 R)
• M21: 2,885,294 km (0.06 R)
• M22: 3,130,934 km (0.044 R)
• M23: 3,212,614 km (0.07 R)
• M24: 3,331,395 km (0.113 R)
• M25: 3,420,256 km (0.104 R)
• M26: 3,557,437 km (0.114 R)
• M27: 3,648,243 km (0.086 R)
• M28: 3,745,332 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821

Radius: 6.5

Gravity: 19.43 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 8.17 AU - 9.87 AU

Year: 17771 Days

Day: 21.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 74,701,695 km

• M1: 178,919 km (0.054 R)
• M2: 261,048 km (0.114 R)
• M3: 341,083 km (0.088 R)
• M4: 655,538 km (0.115 R)
• M5: 1,123,181 km (0.089 R)
• M6: 1,737,729 km (0.096 R)
• M7: 2,163,185 km (0.1 R)
• M8: 2,656,110 km (0.064 R)
• M9: 3,067,205 km (0.086 R)
• M10: 3,906,300 km (0.063 R)
• M11: 4,243,643 km (0.104 R)
• M12: 4,286,577 km (0.067 R)
• M13: 4,372,596 km (0.046 R)
• M14: 4,546,578 km (0.078 R)
• M15: 4,767,235 km (0.109 R)
• M16: 5,496,974 km (0.119 R)
• M17: 5,590,622 km (0.095 R)
• M18: 5,922,430 km (0.063 R)
• M19: 6,555,977 km (0.103 R)
• M20: 7,364,703 km (0.077 R)
• M21: 7,939,009 km (0.078 R)
• M22: 8,365,513 km (0.105 R)
• M23: 8,854,399 km (0.109 R)
• M24: 9,352,560 km (0.054 R)
• M25: 9,464,459 km (0.115 R)
• M26: 9,520,558 km (0.12 R)
• M27: 10,030,836 km (0.082 R)
• M28: 10,375,809 km (0.11 R)
• M29: 10,549,791 km (0.044 R)
• M30: 10,608,135 km (0.066 R)
• M31: 14,098,403 km (0.096 R)
• M32: 15,664,692 km (0.106 R)
• M33: 16,468,332 km (0.045 R)
• M34: 18,535,475 km (0.094 R)
• M35: 19,029,448 km (0.065 R)
• M36: 19,100,357 km (0.091 R)
• M37: 19,527,758 km (0.061 R)
• M38: 19,670,923 km (0.107 R)
• M39: 19,742,581 km (0.115 R)
• M40: 19,886,344 km (0.117 R)
• M41: 19,958,301 km (0.096 R)
• M42: 20,901,814 km (0.056 R)
• M43: 22,008,540 km (0.1 R)
• M44: 22,531,534 km (0.086 R)
• M45: 22,606,632 km (0.051 R)
• M46: 23,361,652 km (0.069 R)
• M47: 23,971,563 km (0.116 R)
• M48: 24,201,644 km (0.081 R)
• M49: 25,285,032 km (0.107 R)
• M50: 25,754,171 km (0.092 R)
• M51: 25,832,710 km (0.112 R)
• M52: 26,068,476 km (0.088 R)
• M53: 26,305,140 km (0.119 R)
• M54: 28,304,516 km (0.028 R)
• M55: 29,363,220 km (0.072 R)
• M56: 30,352,062 km (0.116 R)
• M57: 30,435,088 km (0.069 R)
• M58: 31,184,424 km (0.09 R)
• M59: 31,268,199 km (0.111 R)
• M60: 31,771,596 km (0.113 R)
• M61: 32,447,030 km (0.078 R)
• M62: 33,984,148 km (0.117 R)
• M63: 34,588,224 km (0.078 R)
• M64: 35,282,957 km (0.079 R)
• M65: 35,894,663 km (0.119 R)
• M66: 36,598,072 km (0.097 R)
• M67: 37,217,257 km (0.068 R)
• M68: 37,394,830 km (0.059 R)
• M69: 37,929,044 km (0.049 R)
• M70: 40,273,542 km (0.086 R)
• M71: 40,638,411 km (0.067 R)
• M72: 40,912,774 km (0.104 R)
• M73: 41,647,299 km (0.088 R)
• M74: 42,386,313 km (0.042 R)
• M75: 44,064,651 km (0.099 R)
• M76: 44,440,591 km (0.084 R)
• M77: 44,534,688 km (0.042 R)
• M78: 45,859,826 km (0.106 R)
• M79: 46,814,110 km (0.044 R)
• M80: 50,893,495 km (0.094 R)
• M81: 55,895,898 km (0.078 R)
• M82: 56,404,680 km (0.1 R)
• M83: 57,529,357 km (0.065 R)
• M84: 58,558,291 km (0.09 R)
• M85: 59,385,867 km (0.085 R)
• M86: 59,489,538 km (0.099 R)
• M87: 61,052,387 km (0.094 R)
• M88: 61,681,296 km (0.081 R)
• M89: 62,523,233 km (0.113 R)
• M90: 62,945,698 km (0.078 R)
• M91: 63,687,105 km (0.056 R)
• M92: 64,751,344 km (0.102 R)
• M93: 65,178,595 km (0.054 R)
• M94: 65,606,894 km (0.101 R)
• M95: 67,221,205 km (0.099 R)
• M96: 68,739,773 km (0.08 R)
• M97: 68,848,680 km (0.108 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: 159 - 14,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit