🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.6 AU - 0.62 AU

Year: 308 Days

Day: 34.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.48 AU - 0.76 AU

Year: 315 Days

Day: 19.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.8

Radius: 10.5

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.73 AU - 1.01 AU

Year: 524 Days

Day: 14.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 74,151,242 km

• M1: 138,976 km (0.107 R)
• M2: 206,894 km (0.075 R)
• M3: 279,748 km (0.115 R)
• M4: 360,232 km (0.039 R)
• M5: 463,155 km (0.059 R)
• M6: 544,087 km (0.036 R)
• M7: 694,583 km (0.116 R)
• M8: 760,855 km (0.114 R)
• M9: 834,607 km (0.095 R)
• M10: 931,696 km (0.092 R)
• M11: 1,027,588 km (0.027 R)
• M12: 1,093,560 km (0.086 R)
• M13: 1,200,972 km (0.056 R)
• M14: 1,294,321 km (0.065 R)
• M15: 1,384,229 km (0.094 R)
• M16: 1,488,798 km (0.084 R)
• M17: 1,557,912 km (0.087 R)
• M18: 1,771,837 km (0.106 R)
• M19: 1,852,171 km (0.1 R)
• M20: 2,114,566 km (0.06 R)
• M21: 2,264,912 km (0.034 R)
• M22: 2,508,307 km (0.097 R)
• M23: 2,576,225 km (0.091 R)
• M24: 2,737,192 km (0.088 R)
• M25: 2,814,983 km (0.106 R)
• M26: 3,060,922 km (0.1 R)
• M27: 3,256,297 km (0.091 R)
• M28: 3,363,708 km (0.117 R)
• M29: 3,455,711 km (0.1 R)
• M30: 3,736,656 km (0.066 R)
• M31: 3,805,770 km (0.116 R)
• M32: 4,131,744 km (0.093 R)
• M33: 4,311,710 km (0.112 R)
• M34: 4,402,665 km (0.094 R)
• M35: 4,754,071 km (0.077 R)
• M36: 4,848,168 km (0.071 R)
• M37: 5,095,603 km (0.069 R)
• M38: 5,220,816 km (0.076 R)
• M39: 5,337,502 km (0.082 R)
• M40: 5,563,246 km (0.05 R)
• M41: 5,752,337 km (0.08 R)
• M42: 5,973,742 km (0.091 R)
• M43: 6,187,817 km (0.09 R)
• M44: 6,301,062 km (0.074 R)
• M45: 6,435,700 km (0.114 R)
• M46: 6,560,764 km (0.096 R)
• M47: 6,792,342 km (0.074 R)
• M48: 7,058,626 km (0.104 R)
• M49: 7,209,421 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28

Radius: 8.1

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.9 AU - 1.04 AU

Year: 617 Days

Day: 11.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,151,242 km

• M1: 115,639 km (0.059 R)
• M2: 174,431 km (0.077 R)
• M3: 271,371 km (0.097 R)
• M4: 373,995 km (0.074 R)
• M5: 432,936 km (0.11 R)
• M6: 717,920 km (0.105 R)
• M7: 1,067,381 km (0.086 R)
• M8: 1,172,249 km (0.103 R)
• M9: 1,248,993 km (0.069 R)
• M10: 1,395,748 km (0.089 R)
• M11: 1,563,896 km (0.034 R)
• M12: 1,633,010 km (0.096 R)
• M13: 1,826,740 km (0.114 R)
• M14: 1,956,890 km (0.074 R)
• M15: 2,124,589 km (0.09 R)
• M16: 2,293,635 km (0.092 R)
• M17: 2,522,220 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.4

Radius: 14.7

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.89 AU - 1.35 AU

Year: 765 Days

Day: 9.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 74,151,242 km

• M1: 195,225 km (0.117 R)
• M2: 305,180 km (0.107 R)
• M3: 434,582 km (0.086 R)
• M4: 612,005 km (0.045 R)
• M5: 706,551 km (0.087 R)
• M6: 818,450 km (0.085 R)
• M7: 913,145 km (0.03 R)
• M8: 1,043,894 km (0.116 R)
• M9: 1,194,988 km (0.077 R)
• M10: 1,297,911 km (0.097 R)
• M11: 1,425,668 km (0.087 R)
• M12: 1,580,502 km (0.093 R)
• M13: 1,687,015 km (0.086 R)
• M14: 1,780,364 km (0.096 R)
• M15: 1,939,985 km (0.105 R)
• M16: 2,046,499 km (0.032 R)
• M17: 2,163,484 km (0.097 R)
• M18: 2,257,133 km (0.027 R)
• M19: 2,645,489 km (0.109 R)
• M20: 2,755,144 km (0.109 R)
• M21: 2,885,145 km (0.057 R)
• M22: 3,026,814 km (0.07 R)
• M23: 3,151,429 km (0.105 R)
• M24: 3,366,550 km (0.119 R)
• M25: 3,596,632 km (0.077 R)
• M26: 3,698,209 km (0.07 R)
• M27: 3,800,983 km (0.05 R)
• M28: 3,956,864 km (0.077 R)
• M29: 4,221,353 km (0.066 R)
• M30: 4,350,456 km (0.082 R)
• M31: 4,491,975 km (0.11 R)
• M32: 4,590,710 km (0.11 R)
• M33: 5,084,383 km (0.111 R)
• M34: 5,419,183 km (0.115 R)
• M35: 5,618,896 km (0.109 R)
• M36: 5,989,300 km (0.055 R)
• M37: 6,232,546 km (0.117 R)
• M38: 6,541,167 km (0.072 R)
• M39: 6,791,893 km (0.069 R)
• M40: 7,045,761 km (0.117 R)
• M41: 7,393,426 km (0.078 R)
• M42: 7,523,726 km (0.079 R)
• M43: 7,641,609 km (0.115 R)
• M44: 7,945,592 km (0.111 R)
• M45: 8,065,719 km (0.105 R)
• M46: 8,159,517 km (0.067 R)
• M47: 8,593,051 km (0.05 R)
• M48: 8,950,889 km (0.086 R)
• M49: 9,062,041 km (0.082 R)
• M50: 9,187,553 km (0.088 R)
• M51: 9,468,648 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.4

Radius: 12.4

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.26 AU - 6.06 AU

Year: 8694 Days

Day: 9.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,151,242 km

• M1: 290,220 km (0.03 R)
• M2: 575,353 km (0.06 R)
• M3: 671,545 km (0.063 R)
• M4: 1,104,780 km (0.108 R)
• M5: 1,589,477 km (0.089 R)
• M6: 1,731,595 km (0.117 R)
• M7: 1,818,961 km (0.06 R)
• M8: 2,183,680 km (0.11 R)
• M9: 2,489,009 km (0.118 R)
• M10: 2,655,362 km (0.026 R)
• M11: 2,877,216 km (0.089 R)
• M12: 2,981,635 km (0.118 R)
• M13: 3,357,575 km (0.097 R)
• M14: 3,579,279 km (0.108 R)
• M15: 4,056,795 km (0.116 R)
• M16: 4,800,596 km (0.055 R)
• M17: 5,327,180 km (0.086 R)
• M18: 5,521,209 km (0.117 R)
• M19: 5,717,780 km (0.092 R)
• M20: 5,827,884 km (0.097 R)
• M21: 6,230,452 km (0.069 R)
• M22: 6,389,475 km (0.109 R)
• M23: 6,781,271 km (0.094 R)
• M24: 6,874,471 km (0.113 R)
• M25: 8,425,651 km (0.055 R)
• M26: 8,728,288 km (0.067 R)
• M27: 10,726,766 km (0.112 R)
• M28: 10,945,029 km (0.047 R)
• M29: 11,303,017 km (0.095 R)
• M30: 12,888,904 km (0.075 R)
• M31: 13,121,229 km (0.091 R)
• M32: 13,296,259 km (0.072 R)
• M33: 14,423,180 km (0.039 R)
• M34: 15,365,197 km (0.054 R)
• M35: 19,927,932 km (0.103 R)
• M36: 20,941,907 km (0.111 R)
• M37: 21,868,815 km (0.101 R)
• M38: 23,125,437 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.7

Radius: 4.4

Gravity: 49.57 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.07 AU - 9.11 AU

Year: 16256 Days

Day: 18.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 74,151,242 km

• M1: 128,804 km (0.115 R)
• M2: 177,423 km (0.067 R)
• M3: 625,469 km (0.096 R)
• M4: 1,036,713 km (0.11 R)
• M5: 1,254,378 km (0.076 R)
• M6: 1,516,174 km (0.109 R)
• M7: 1,607,130 km (0.116 R)
• M8: 1,890,917 km (0.078 R)
• M9: 2,293,186 km (0.06 R)
• M10: 2,648,182 km (0.079 R)
• M11: 2,794,937 km (0.074 R)
• M12: 3,527,817 km (0.115 R)
• M13: 3,689,233 km (0.065 R)
• M14: 4,752,575 km (0.117 R)
• M15: 5,525,697 km (0.115 R)
• M16: 5,713,292 km (0.06 R)
• M17: 6,632,422 km (0.096 R)
• M18: 6,731,904 km (0.107 R)
• M19: 6,831,836 km (0.064 R)
• M20: 7,287,511 km (0.079 R)
• M21: 7,910,137 km (0.101 R)
• M22: 8,015,604 km (0.083 R)
• M23: 8,549,818 km (0.104 R)
• M24: 8,712,281 km (0.042 R)
• M25: 8,875,791 km (0.107 R)
• M26: 9,205,804 km (0.068 R)
• M27: 9,261,305 km (0.065 R)
• M28: 9,596,105 km (0.055 R)
• M29: 9,991,642 km (0.073 R)
• M30: 10,048,489 km (0.08 R)
• M31: 10,105,635 km (0.11 R)
• M32: 10,565,948 km (0.089 R)
• M33: 11,987,277 km (0.092 R)
• M34: 12,047,865 km (0.112 R)
• M35: 12,351,997 km (0.11 R)
• M36: 13,092,207 km (0.075 R)
• M37: 13,279,504 km (0.103 R)
• M38: 13,530,529 km (0.084 R)
• M39: 14,101,245 km (0.074 R)
• M40: 14,357,356 km (0.045 R)
• M41: 14,679,740 km (0.064 R)
• M42: 15,727,224 km (0.046 R)
• M43: 16,260,092 km (0.045 R)
• M44: 16,461,301 km (0.051 R)
• M45: 16,934,329 km (0.05 R)
• M46: 17,138,381 km (0.041 R)
• M47: 18,309,882 km (0.038 R)
• M48: 19,364,996 km (0.068 R)
• M49: 20,079,176 km (0.07 R)
• M50: 21,459,964 km (0.083 R)
• M51: 21,607,019 km (0.114 R)
• M52: 23,171,813 km (0.098 R)
• M53: 23,322,757 km (0.1 R)
• M54: 23,474,000 km (0.092 R)
• M55: 24,388,492 km (0.081 R)
• M56: 25,703,607 km (0.115 R)
• M57: 26,016,416 km (0.094 R)
• M58: 26,962,323 km (0.034 R)
• M59: 28,563,619 km (0.065 R)
• M60: 28,806,566 km (0.054 R)
• M61: 28,968,880 km (0.061 R)
• M62: 29,050,111 km (0.095 R)
• M63: 29,212,874 km (0.114 R)
• M64: 31,522,815 km (0.103 R)
• M65: 34,491,734 km (0.111 R)
• M66: 34,750,239 km (0.093 R)
• M67: 35,182,726 km (0.108 R)
• M68: 35,443,027 km (0.059 R)
• M69: 38,526,837 km (0.112 R)
• M70: 38,795,216 km (0.105 R)
• M71: 41,237,700 km (0.063 R)
• M72: 42,708,397 km (0.092 R)
• M73: 43,264,452 km (0.115 R)
• M74: 44,383,444 km (0.119 R)
• M75: 45,134,725 km (0.109 R)
• M76: 48,181,884 km (0.084 R)
• M77: 48,857,169 km (0.066 R)
• M78: 50,119,625 km (0.082 R)
• M79: 51,491,288 km (0.069 R)
• M80: 52,974,551 km (0.094 R)
• M81: 54,171,184 km (0.034 R)
• M82: 55,175,135 km (0.066 R)
• M83: 57,099,562 km (0.057 R)
• M84: 57,201,439 km (0.104 R)
• M85: 62,687,791 km (0.072 R)
• M86: 64,376,751 km (0.063 R)
• M87: 64,695,095 km (0.12 R)
• M88: 64,801,310 km (0.07 R)
• M89: 67,691,391 km (0.12 R)
• M90: 68,123,130 km (0.101 R)
• M91: 68,772,385 km (0.091 R)
• M92: 70,951,577 km (0.089 R)
• M93: 73,374,614 km (0.094 R)
• M94: 73,929,024 km (0.071 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: 397 - 16,596 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit