🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.63 AU - 0.65 AU

Year: 331 Days

Day: 44.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.2

Radius: 10

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.84 AU - 1.02 AU

Year: 579 Days

Day: 8.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 41,190,860 km

• M1: 128,205 km (0.101 R)
• M2: 192,981 km (0.082 R)
• M3: 266,434 km (0.112 R)
• M4: 340,036 km (0.11 R)
• M5: 402,418 km (0.09 R)
• M6: 499,657 km (0.059 R)
• M7: 577,597 km (0.103 R)
• M8: 707,897 km (0.118 R)
• M9: 783,893 km (0.111 R)
• M10: 964,457 km (0.093 R)
• M11: 1,039,705 km (0.114 R)
• M12: 1,122,283 km (0.081 R)
• M13: 1,218,026 km (0.117 R)
• M14: 1,310,926 km (0.069 R)
• M15: 1,417,889 km (0.097 R)
• M16: 1,580,950 km (0.089 R)
• M17: 1,750,295 km (0.078 R)
• M18: 1,938,489 km (0.074 R)
• M19: 2,054,727 km (0.09 R)
• M20: 2,133,415 km (0.063 R)
• M21: 2,199,837 km (0.102 R)
• M22: 2,514,740 km (0.081 R)
• M23: 2,592,082 km (0.099 R)
• M24: 2,785,662 km (0.081 R)
• M25: 2,873,177 km (0.059 R)
• M26: 3,111,337 km (0.103 R)
• M27: 3,209,922 km (0.106 R)
• M28: 3,278,737 km (0.096 R)
• M29: 3,355,929 km (0.115 R)
• M30: 3,441,499 km (0.088 R)
• M31: 3,511,960 km (0.077 R)
• M32: 3,622,662 km (0.076 R)
• M33: 3,758,796 km (0.105 R)
• M34: 3,929,188 km (0.034 R)
• M35: 4,002,940 km (0.102 R)
• M36: 4,069,062 km (0.114 R)
• M37: 4,152,089 km (0.072 R)
• M38: 4,345,220 km (0.102 R)
• M39: 4,447,246 km (0.052 R)
• M40: 4,757,960 km (0.101 R)
• M41: 4,880,780 km (0.077 R)
• M42: 4,960,217 km (0.045 R)
• M43: 5,040,102 km (0.113 R)
• M44: 5,156,339 km (0.103 R)
• M45: 5,219,320 km (0.07 R)
• M46: 5,695,041 km (0.101 R)
• M47: 5,778,816 km (0.107 R)
• M48: 5,900,589 km (0.093 R)
• M49: 5,994,835 km (0.078 R)
• M50: 6,080,106 km (0.107 R)
• M51: 6,222,972 km (0.093 R)
• M52: 6,328,588 km (0.077 R)
• M53: 6,454,101 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.1

Radius: 12.3

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4 AU - 4.6 AU

Year: 5757 Days

Day: 11.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,190,860 km

• M1: 192,981 km (0.113 R)
• M2: 349,012 km (0.036 R)
• M3: 428,000 km (0.11 R)
• M4: 515,365 km (0.071 R)
• M5: 647,460 km (0.107 R)
• M6: 740,958 km (0.098 R)
• M7: 993,629 km (0.114 R)
• M8: 1,178,083 km (0.098 R)
• M9: 1,317,209 km (0.029 R)
• M10: 1,823,897 km (0.086 R)
• M11: 2,044,704 km (0.039 R)
• M12: 2,397,007 km (0.087 R)
• M13: 2,477,042 km (0.051 R)
• M14: 3,710,326 km (0.096 R)
• M15: 4,378,730 km (0.106 R)
• M16: 5,141,828 km (0.093 R)
• M17: 5,315,811 km (0.086 R)
• M18: 6,276,528 km (0.058 R)
• M19: 6,537,577 km (0.109 R)
• M20: 6,891,226 km (0.034 R)
• M21: 7,407,488 km (0.101 R)
• M22: 7,802,875 km (0.086 R)
• M23: 8,876,988 km (0.114 R)
• M24: 9,016,264 km (0.079 R)
• M25: 9,495,276 km (0.03 R)
• M26: 9,637,843 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.6

Radius: 13.3

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.61 AU - 5.95 AU

Year: 7834 Days

Day: 5.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 41,190,860 km

• M1: 168,298 km (0.119 R)
• M2: 329,415 km (0.032 R)
• M3: 559,047 km (0.106 R)
• M4: 702,960 km (0.073 R)
• M5: 833,859 km (0.096 R)
• M6: 988,244 km (0.111 R)
• M7: 1,091,915 km (0.077 R)
• M8: 1,311,225 km (0.067 R)
• M9: 1,562,999 km (0.075 R)
• M10: 1,668,166 km (0.104 R)
• M11: 1,942,080 km (0.052 R)
• M12: 2,036,775 km (0.045 R)
• M13: 3,002,579 km (0.026 R)
• M14: 3,179,852 km (0.065 R)
• M15: 3,315,089 km (0.056 R)
• M16: 3,498,645 km (0.104 R)
• M17: 4,266,082 km (0.097 R)
• M18: 5,621,290 km (0.088 R)
• M19: 5,730,795 km (0.071 R)
• M20: 6,091,476 km (0.08 R)
• M21: 6,459,786 km (0.072 R)
• M22: 6,603,400 km (0.119 R)
• M23: 6,806,254 km (0.099 R)
• M24: 6,893,769 km (0.085 R)
• M25: 6,981,733 km (0.1 R)
• M26: 7,099,616 km (0.12 R)
• M27: 7,307,407 km (0.092 R)
• M28: 7,397,166 km (0.091 R)
• M29: 7,698,905 km (0.055 R)
• M30: 8,128,101 km (0.094 R)
• M31: 8,470,979 km (0.083 R)
• M32: 8,818,495 km (0.106 R)
• M33: 9,235,425 km (0.08 R)
• M34: 9,724,460 km (0.118 R)
• M35: 10,322,403 km (0.082 R)
• M36: 10,423,232 km (0.06 R)
• M37: 10,829,988 km (0.107 R)
• M38: 12,010,465 km (0.059 R)
• M39: 12,401,065 km (0.112 R)
• M40: 12,832,057 km (0.081 R)
• M41: 13,194,981 km (0.051 R)
• M42: 13,561,346 km (0.052 R)
• M43: 14,117,102 km (0.068 R)
• M44: 14,304,100 km (0.106 R)
• M45: 14,416,597 km (0.083 R)
• M46: 14,642,640 km (0.113 R)
• M47: 15,174,610 km (0.047 R)
• M48: 16,492,716 km (0.115 R)
• M49: 18,130,664 km (0.119 R)
• M50: 18,538,019 km (0.113 R)
• M51: 18,742,968 km (0.082 R)
• M52: 18,989,655 km (0.108 R)
• M53: 20,113,583 km (0.075 R)
• M54: 20,197,657 km (0.086 R)
• M55: 20,874,737 km (0.084 R)
• M56: 21,602,381 km (0.09 R)
• M57: 23,126,484 km (0.114 R)
• M58: 24,102,311 km (0.09 R)
• M59: 24,730,174 km (0.118 R)
• M60: 25,363,571 km (0.063 R)
• M61: 27,528,551 km (0.12 R)
• M62: 28,043,766 km (0.114 R)
• M63: 30,716,033 km (0.101 R)
• M64: 30,861,442 km (0.119 R)
• M65: 31,299,166 km (0.091 R)
• M66: 31,592,078 km (0.087 R)
• M67: 31,787,902 km (0.051 R)
• M68: 31,984,025 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198.4

Radius: 4.9

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.25 AU - 8.89 AU

Year: 14802 Days

Day: 21.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 41,190,860 km

• M1: 466,745 km (0.066 R)
• M2: 665,411 km (0.054 R)
• M3: 1,227,451 km (0.108 R)
• M4: 1,303,446 km (0.118 R)
• M5: 1,342,192 km (0.097 R)
• M6: 1,420,581 km (0.092 R)
• M7: 1,520,812 km (0.086 R)
• M8: 1,623,286 km (0.113 R)
• M9: 1,966,614 km (0.11 R)
• M10: 2,078,513 km (0.113 R)
• M11: 2,331,932 km (0.025 R)
• M12: 2,450,413 km (0.103 R)
• M13: 2,693,210 km (0.089 R)
• M14: 2,742,727 km (0.105 R)
• M15: 3,046,261 km (0.028 R)
• M16: 4,836,499 km (0.12 R)
• M17: 5,171,299 km (0.072 R)
• M18: 5,295,017 km (0.115 R)
• M19: 6,024,755 km (0.091 R)
• M20: 6,450,959 km (0.098 R)
• M21: 6,650,972 km (0.119 R)
• M22: 7,263,276 km (0.075 R)
• M23: 7,751,862 km (0.102 R)
• M24: 8,468,137 km (0.102 R)
• M25: 8,723,800 km (0.114 R)
• M26: 8,760,601 km (0.065 R)
• M27: 9,468,199 km (0.114 R)
• M28: 9,733,585 km (0.11 R)
• M29: 10,001,366 km (0.051 R)
• M30: 10,078,259 km (0.046 R)
• M31: 10,388,076 km (0.084 R)
• M32: 11,017,135 km (0.092 R)
• M33: 11,136,365 km (0.117 R)
• M34: 11,256,193 km (0.118 R)
• M35: 11,577,529 km (0.047 R)
• M36: 11,739,394 km (0.115 R)
• M37: 12,106,208 km (0.074 R)
• M38: 12,518,200 km (0.109 R)
• M39: 13,355,948 km (0.056 R)
• M40: 13,867,274 km (0.109 R)
• M41: 14,385,032 km (0.083 R)
• M42: 14,821,259 km (0.049 R)
• M43: 15,041,019 km (0.119 R)
• M44: 15,129,132 km (0.093 R)
• M45: 16,246,179 km (0.118 R)
• M46: 16,336,686 km (0.091 R)
• M47: 16,609,253 km (0.08 R)
• M48: 17,112,800 km (0.106 R)
• M49: 18,653,209 km (0.092 R)
• M50: 19,224,224 km (0.114 R)
• M51: 19,608,092 km (0.078 R)
• M52: 20,432,227 km (0.051 R)
• M53: 21,664,764 km (0.098 R)
• M54: 22,064,190 km (0.079 R)
• M55: 22,264,801 km (0.052 R)
• M56: 22,566,839 km (0.103 R)
• M57: 23,124,240 km (0.11 R)
• M58: 23,226,117 km (0.12 R)
• M59: 23,686,130 km (0.098 R)
• M60: 23,891,528 km (0.069 R)
• M61: 24,511,462 km (0.071 R)
• M62: 24,719,253 km (0.12 R)
• M63: 24,771,163 km (0.116 R)
• M64: 26,349,271 km (0.118 R)
• M65: 26,402,528 km (0.073 R)
• M66: 26,615,406 km (0.104 R)
• M67: 26,989,550 km (0.115 R)
• M68: 27,150,518 km (0.081 R)
• M69: 27,204,223 km (0.116 R)
• M70: 28,013,847 km (0.093 R)
• M71: 28,339,970 km (0.067 R)
• M72: 28,667,290 km (0.069 R)
• M73: 28,776,646 km (0.06 R)
• M74: 29,712,082 km (0.1 R)
• M75: 30,489,991 km (0.086 R)
• M76: 34,188,050 km (0.11 R)
• M77: 35,061,253 km (0.114 R)
• M78: 35,178,238 km (0.078 R)
• M79: 35,824,052 km (0.119 R)
• M80: 35,882,994 km (0.098 R)
• M81: 36,829,799 km (0.099 R)
• M82: 37,067,809 km (0.083 R)
• M83: 37,246,579 km (0.067 R)
• M84: 37,365,958 km (0.11 R)
• M85: 38,687,505 km (0.118 R)
• M86: 38,929,405 km (0.085 R)
• M87: 39,232,490 km (0.038 R)
• M88: 39,536,324 km (0.092 R)
• M89: 40,268,904 km (0.076 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 18,691 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit