🌌 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: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.48 AU - 0.76 AU

Year: 315 Days

Day: 24.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,698,364 km

• M1: 162,613 km (0.025 R)
• M2: 668,254 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.3

Radius: 13.5

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.99 AU - 1.05 AU

Year: 665 Days

Day: 5.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 42,698,364 km

• M1: 168,447 km (0.049 R)
• M2: 257,159 km (0.048 R)
• M3: 410,646 km (0.118 R)
• M4: 558,898 km (0.097 R)
• M5: 724,652 km (0.078 R)
• M6: 823,387 km (0.106 R)
• M7: 1,090,120 km (0.084 R)
• M8: 1,273,676 km (0.068 R)
• M9: 1,402,031 km (0.098 R)
• M10: 1,506,899 km (0.078 R)
• M11: 1,591,721 km (0.036 R)
• M12: 1,701,526 km (0.097 R)
• M13: 1,838,109 km (0.119 R)
• M14: 1,972,298 km (0.101 R)
• M15: 2,103,645 km (0.082 R)
• M16: 2,225,119 km (0.083 R)
• M17: 2,309,492 km (0.047 R)
• M18: 2,395,212 km (0.088 R)
• M19: 2,825,605 km (0.114 R)
• M20: 2,938,850 km (0.096 R)
• M21: 3,228,920 km (0.085 R)
• M22: 3,384,951 km (0.06 R)
• M23: 3,520,786 km (0.102 R)
• M24: 3,735,758 km (0.1 R)
• M25: 3,852,744 km (0.082 R)
• M26: 3,970,926 km (0.077 R)
• M27: 4,154,632 km (0.117 R)
• M28: 4,332,953 km (0.109 R)
• M29: 4,489,133 km (0.078 R)
• M30: 4,655,486 km (0.099 R)
• M31: 5,245,350 km (0.088 R)
• M32: 5,394,499 km (0.081 R)
• M33: 5,607,227 km (0.096 R)
• M34: 5,696,837 km (0.108 R)
• M35: 5,822,948 km (0.057 R)
• M36: 5,968,207 km (0.094 R)
• M37: 6,059,611 km (0.037 R)
• M38: 6,262,466 km (0.061 R)
• M39: 6,383,341 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.6

Radius: 14.1

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.69 AU - 1.97 AU

Year: 1598 Days

Day: 5.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 42,698,364 km

• M1: 205,697 km (0.114 R)
• M2: 407,205 km (0.104 R)
• M3: 534,364 km (0.075 R)
• M4: 686,205 km (0.105 R)
• M5: 776,263 km (0.076 R)
• M6: 936,782 km (0.116 R)
• M7: 1,136,345 km (0.053 R)
• M8: 1,312,572 km (0.062 R)
• M9: 1,508,395 km (0.116 R)
• M10: 1,724,863 km (0.041 R)
• M11: 2,018,823 km (0.109 R)
• M12: 2,120,400 km (0.118 R)
• M13: 2,329,089 km (0.117 R)
• M14: 2,472,105 km (0.083 R)
• M15: 2,754,695 km (0.105 R)
• M16: 2,919,253 km (0.107 R)
• M17: 3,139,311 km (0.061 R)
• M18: 3,500,441 km (0.086 R)
• M19: 3,596,183 km (0.084 R)
• M20: 3,692,973 km (0.093 R)
• M21: 4,117,681 km (0.098 R)
• M22: 4,306,624 km (0.112 R)
• M23: 4,498,558 km (0.088 R)
• M24: 4,618,086 km (0.106 R)
• M25: 4,875,694 km (0.089 R)
• M26: 4,967,696 km (0.117 R)
• M27: 5,263,152 km (0.11 R)
• M28: 5,484,557 km (0.095 R)
• M29: 5,692,947 km (0.077 R)
• M30: 6,101,200 km (0.06 R)
• M31: 6,384,239 km (0.068 R)
• M32: 6,671,616 km (0.078 R)
• M33: 6,894,367 km (0.103 R)
• M34: 7,524,025 km (0.091 R)
• M35: 7,613,036 km (0.037 R)
• M36: 7,756,051 km (0.119 R)
• M37: 8,008,572 km (0.059 R)
• M38: 8,782,293 km (0.091 R)
• M39: 8,913,640 km (0.111 R)
• M40: 9,007,737 km (0.107 R)
• M41: 9,216,126 km (0.105 R)
• M42: 9,541,502 km (0.101 R)
• M43: 10,007,050 km (0.078 R)
• M44: 10,400,942 km (0.089 R)
• M45: 11,224,029 km (0.066 R)
• M46: 11,325,905 km (0.08 R)
• M47: 11,612,684 km (0.063 R)
• M48: 12,109,798 km (0.108 R)
• M49: 12,214,367 km (0.12 R)
• M50: 12,466,290 km (0.109 R)
• M51: 12,804,979 km (0.116 R)
• M52: 13,232,530 km (0.103 R)
• M53: 13,708,401 km (0.047 R)
• M54: 13,926,515 km (0.086 R)
• M55: 14,101,993 km (0.064 R)
• M56: 14,366,332 km (0.117 R)
• M57: 14,565,746 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.2

Radius: 9.7

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.16 AU - 5.64 AU

Year: 7003 Days

Day: 9.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 42,698,364 km

• M1: 131,347 km (0.075 R)
• M2: 320,139 km (0.07 R)
• M3: 387,608 km (0.084 R)
• M4: 527,033 km (0.111 R)
• M5: 684,859 km (0.105 R)
• M6: 875,596 km (0.097 R)
• M7: 1,347,727 km (0.078 R)
• M8: 1,652,907 km (0.086 R)
• M9: 2,256,085 km (0.063 R)
• M10: 3,026,365 km (0.078 R)
• M11: 3,210,969 km (0.082 R)
• M12: 3,674,722 km (0.07 R)
• M13: 3,815,194 km (0.039 R)
• M14: 4,365,266 km (0.111 R)
• M15: 4,634,542 km (0.113 R)
• M16: 5,126,719 km (0.056 R)
• M17: 5,220,816 km (0.051 R)
• M18: 5,379,091 km (0.068 R)
• M19: 5,603,338 km (0.113 R)
• M20: 5,667,964 km (0.059 R)
• M21: 6,564,654 km (0.053 R)
• M22: 6,907,981 km (0.113 R)
• M23: 7,151,825 km (0.076 R)
• M24: 7,434,117 km (0.062 R)
• M25: 7,755,902 km (0.041 R)
• M26: 7,900,413 km (0.115 R)
• M27: 8,599,035 km (0.079 R)
• M28: 8,673,685 km (0.057 R)
• M29: 9,050,522 km (0.085 R)
• M30: 9,355,701 km (0.053 R)
• M31: 9,664,471 km (0.062 R)
• M32: 9,937,338 km (0.087 R)
• M33: 10,771,047 km (0.111 R)
• M34: 10,972,854 km (0.113 R)
• M35: 11,176,008 km (0.074 R)
• M36: 11,421,349 km (0.072 R)
• M37: 11,668,484 km (0.074 R)
• M38: 13,145,314 km (0.078 R)
• M39: 13,274,567 km (0.071 R)
• M40: 13,534,568 km (0.078 R)
• M41: 13,621,485 km (0.09 R)
• M42: 13,752,383 km (0.044 R)
• M43: 13,971,394 km (0.057 R)
• M44: 15,719,295 km (0.118 R)
• M45: 16,178,561 km (0.08 R)
• M46: 16,782,039 km (0.101 R)
• M47: 17,392,996 km (0.074 R)
• M48: 18,733,693 km (0.089 R)
• M49: 18,830,632 km (0.113 R)
• M50: 21,767,388 km (0.089 R)
• M51: 22,022,751 km (0.063 R)
• M52: 23,054,079 km (0.067 R)
• M53: 23,628,086 km (0.081 R)
• M54: 23,890,481 km (0.107 R)
• M55: 24,101,115 km (0.051 R)
• M56: 25,163,708 km (0.116 R)
• M57: 25,270,820 km (0.083 R)
• M58: 25,485,493 km (0.117 R)
• M59: 25,862,629 km (0.064 R)
• M60: 26,241,561 km (0.088 R)
• M61: 26,350,169 km (0.086 R)
• M62: 26,676,891 km (0.093 R)
• M63: 26,786,097 km (0.108 R)
• M64: 27,224,419 km (0.101 R)
• M65: 27,941,741 km (0.054 R)
• M66: 28,330,546 km (0.112 R)
• M67: 29,282,437 km (0.046 R)
• M68: 29,733,923 km (0.101 R)
• M69: 31,044,849 km (0.071 R)
• M70: 31,274,781 km (0.112 R)
• M71: 31,620,801 km (0.115 R)
• M72: 32,607,848 km (0.089 R)
• M73: 33,310,659 km (0.068 R)
• M74: 33,722,950 km (0.107 R)
• M75: 33,959,315 km (0.063 R)
• M76: 34,374,300 km (0.086 R)
• M77: 35,449,011 km (0.079 R)
• M78: 37,264,680 km (0.086 R)
• M79: 38,060,840 km (0.099 R)
• M80: 40,357,317 km (0.08 R)
• M81: 41,174,869 km (0.078 R)
• M82: 41,743,939 km (0.07 R)
• M83: 41,997,807 km (0.111 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: 331 - 10,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit