🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.44 AU - 0.66 AU

Year: 173 Days

Day: 17.4 Hours

Environment

Temp: 124 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.64 AU - 1.02 AU

Year: 321 Days

Day: 30.5 Hours

Environment

Temp: -30 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,772,648 km

• M1: 114,742 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.35 AU - 2.23 AU

Year: 1017 Days

Day: 18.6 Hours

Environment

Temp: -106 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,772,648 km

• M1: 72,405 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.1

Radius: 11.4

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.79 AU - 2.95 AU

Year: 2064 Days

Day: 12.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 70,772,648 km

• M1: 143,016 km (0.116 R)
• M2: 237,113 km (0.107 R)
• M3: 512,373 km (0.107 R)
• M4: 609,911 km (0.082 R)
• M5: 766,091 km (0.072 R)
• M6: 872,904 km (0.086 R)
• M7: 944,561 km (0.03 R)
• M8: 1,094,308 km (0.1 R)
• M9: 1,234,482 km (0.112 R)
• M10: 1,343,688 km (0.078 R)
• M11: 1,855,163 km (0.108 R)
• M12: 2,024,358 km (0.098 R)
• M13: 2,143,737 km (0.098 R)
• M14: 2,389,527 km (0.097 R)
• M15: 2,823,959 km (0.097 R)
• M16: 3,283,224 km (0.033 R)
• M17: 3,385,549 km (0.117 R)
• M18: 3,502,086 km (0.06 R)
• M19: 3,580,625 km (0.115 R)
• M20: 4,243,344 km (0.094 R)
• M21: 4,754,520 km (0.106 R)
• M22: 5,285,442 km (0.117 R)
• M23: 6,259,474 km (0.066 R)
• M24: 6,403,088 km (0.093 R)
• M25: 6,890,029 km (0.117 R)
• M26: 7,088,246 km (0.106 R)
• M27: 7,288,259 km (0.052 R)
• M28: 7,779,388 km (0.087 R)
• M29: 7,882,461 km (0.066 R)
• M30: 8,020,391 km (0.086 R)
• M31: 8,421,762 km (0.102 R)
• M32: 8,527,527 km (0.11 R)
• M33: 8,651,544 km (0.073 R)
• M34: 8,973,030 km (0.096 R)
• M35: 9,099,141 km (0.12 R)
• M36: 9,334,907 km (0.055 R)
• M37: 9,720,122 km (0.087 R)
• M38: 10,017,073 km (0.085 R)
• M39: 10,260,619 km (0.108 R)
• M40: 10,772,692 km (0.112 R)
• M41: 11,080,116 km (0.106 R)
• M42: 11,234,950 km (0.083 R)
• M43: 11,429,427 km (0.106 R)
• M44: 11,546,562 km (0.032 R)
• M45: 11,762,581 km (0.1 R)
• M46: 12,398,522 km (0.048 R)
• M47: 12,539,144 km (0.106 R)
• M48: 13,004,992 km (0.04 R)
• M49: 13,229,688 km (0.064 R)
• M50: 13,849,322 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.8

Radius: 11.4

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.6 AU - 3.5 AU

Year: 2262 Days

Day: 10.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 70,772,648 km

• M1: 142,268 km (0.066 R)
• M2: 260,899 km (0.065 R)
• M3: 405,709 km (0.06 R)
• M4: 497,712 km (0.083 R)
• M5: 791,822 km (0.078 R)
• M6: 963,709 km (0.087 R)
• M7: 1,121,535 km (0.102 R)
• M8: 1,259,764 km (0.051 R)
• M9: 1,384,528 km (0.086 R)
• M10: 1,473,389 km (0.109 R)
• M11: 1,564,195 km (0.11 R)
• M12: 1,859,502 km (0.102 R)
• M13: 1,936,096 km (0.096 R)
• M14: 2,058,766 km (0.106 R)
• M15: 2,359,308 km (0.081 R)
• M16: 2,490,805 km (0.119 R)
• M17: 2,575,776 km (0.102 R)
• M18: 2,649,378 km (0.025 R)
• M19: 2,874,673 km (0.098 R)
• M20: 3,132,430 km (0.09 R)
• M21: 3,711,972 km (0.09 R)
• M22: 3,795,597 km (0.1 R)
• M23: 3,907,945 km (0.075 R)
• M24: 4,222,998 km (0.09 R)
• M25: 4,354,196 km (0.08 R)
• M26: 4,771,274 km (0.056 R)
• M27: 5,046,235 km (0.076 R)
• M28: 5,123,577 km (0.095 R)
• M29: 5,216,927 km (0.09 R)
• M30: 5,452,693 km (0.098 R)
• M31: 5,708,056 km (0.033 R)
• M32: 5,951,153 km (0.108 R)
• M33: 6,464,274 km (0.054 R)
• M34: 6,582,157 km (0.1 R)
• M35: 6,751,801 km (0.067 R)
• M36: 6,871,329 km (0.116 R)
• M37: 6,991,756 km (0.115 R)
• M38: 7,078,074 km (0.107 R)
• M39: 7,269,409 km (0.054 R)
• M40: 7,728,376 km (0.059 R)
• M41: 8,105,961 km (0.103 R)
• M42: 8,324,523 km (0.114 R)
• M43: 8,434,478 km (0.093 R)
• M44: 8,508,080 km (0.107 R)
• M45: 8,637,482 km (0.082 R)
• M46: 8,879,382 km (0.049 R)
• M47: 9,484,505 km (0.048 R)
• M48: 9,580,248 km (0.092 R)
• M49: 9,714,886 km (0.103 R)
• M50: 9,908,166 km (0.116 R)
• M51: 10,496,086 km (0.104 R)
• M52: 10,834,177 km (0.11 R)
• M53: 11,216,400 km (0.065 R)
• M54: 11,317,827 km (0.09 R)
• M55: 11,582,615 km (0.094 R)
• M56: 11,664,595 km (0.099 R)
• M57: 11,767,219 km (0.097 R)
• M58: 11,849,647 km (0.09 R)
• M59: 12,077,036 km (0.045 R)
• M60: 12,515,358 km (0.116 R)
• M61: 12,725,842 km (0.106 R)
• M62: 13,129,158 km (0.116 R)
• M63: 13,386,017 km (0.092 R)
• M64: 13,579,896 km (0.119 R)
• M65: 13,752,831 km (0.062 R)
• M66: 14,101,095 km (0.069 R)
• M67: 14,276,274 km (0.095 R)
• M68: 14,917,600 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272

Radius: 12.6

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.9 AU - 5.32 AU

Year: 4905 Days

Day: 14.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 70,772,648 km

• M1: 371,302 km (0.115 R)
• M2: 484,398 km (0.086 R)
• M3: 907,461 km (0.086 R)
• M4: 1,370,316 km (0.037 R)
• M5: 1,522,906 km (0.065 R)
• M6: 1,614,759 km (0.102 R)
• M7: 1,790,387 km (0.092 R)
• M8: 2,029,894 km (0.066 R)
• M9: 2,571,887 km (0.107 R)
• M10: 2,650,725 km (0.102 R)
• M11: 2,843,407 km (0.112 R)
• M12: 3,007,516 km (0.114 R)
• M13: 3,397,218 km (0.086 R)
• M14: 3,947,888 km (0.102 R)
• M15: 4,076,243 km (0.091 R)
• M16: 4,431,538 km (0.091 R)
• M17: 4,584,277 km (0.11 R)
• M18: 4,758,110 km (0.062 R)
• M19: 4,894,842 km (0.105 R)
• M20: 4,993,427 km (0.113 R)
• M21: 5,132,404 km (0.085 R)
• M22: 5,414,396 km (0.115 R)
• M23: 5,972,545 km (0.094 R)
• M24: 6,078,012 km (0.078 R)
• M25: 6,290,740 km (0.085 R)
• M26: 6,462,778 km (0.117 R)
• M27: 6,988,016 km (0.095 R)
• M28: 7,121,607 km (0.103 R)
• M29: 7,255,946 km (0.113 R)
• M30: 7,436,510 km (0.113 R)
• M31: 7,825,016 km (0.105 R)
• M32: 7,917,318 km (0.111 R)
• M33: 8,290,564 km (0.096 R)
• M34: 8,432,084 km (0.053 R)
• M35: 8,550,565 km (0.116 R)
• M36: 9,371,110 km (0.107 R)
• M37: 9,592,515 km (0.113 R)
• M38: 9,691,399 km (0.114 R)
• M39: 9,790,732 km (0.055 R)
• M40: 10,802,612 km (0.079 R)
• M41: 10,931,416 km (0.096 R)
• M42: 11,557,034 km (0.108 R)
• M43: 11,636,022 km (0.094 R)
• M44: 11,821,074 km (0.087 R)
• M45: 12,355,288 km (0.111 R)
• M46: 12,436,071 km (0.093 R)
• M47: 12,842,828 km (0.111 R)
• M48: 13,061,540 km (0.11 R)
• M49: 13,281,598 km (0.067 R)
• M50: 13,725,156 km (0.098 R)
• M51: 14,145,526 km (0.092 R)
• M52: 14,627,081 km (0.045 R)
• M53: 14,769,648 km (0.07 R)
• M54: 14,998,982 km (0.101 R)
• M55: 15,085,150 km (0.071 R)
• M56: 15,171,618 km (0.071 R)
• M57: 15,345,002 km (0.057 R)
• M58: 15,810,550 km (0.075 R)
• M59: 15,927,536 km (0.097 R)
• M60: 16,044,970 km (0.112 R)
• M61: 16,725,640 km (0.084 R)
• M62: 17,024,537 km (0.071 R)
• M63: 17,566,979 km (0.114 R)
• M64: 18,054,069 km (0.092 R)
• M65: 18,176,440 km (0.108 R)
• M66: 19,416,158 km (0.105 R)
• M67: 19,824,859 km (0.067 R)
• M68: 20,172,974 km (0.107 R)
• M69: 20,746,981 km (0.117 R)
• M70: 21,068,167 km (0.085 R)
• M71: 21,294,060 km (0.115 R)
• M72: 21,488,238 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.4

Radius: 5.5

Gravity: 18.36 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.26 AU - 15.76 AU

Year: 19925 Days

Day: 21.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 70,772,648 km

• M1: 633,996 km (0.068 R)
• M2: 765,941 km (0.089 R)
• M3: 835,355 km (0.111 R)
• M4: 1,349,971 km (0.049 R)
• M5: 1,668,315 km (0.103 R)
• M6: 2,073,726 km (0.077 R)
• M7: 2,237,535 km (0.075 R)
• M8: 2,647,882 km (0.084 R)
• M9: 3,193,167 km (0.087 R)
• M10: 3,575,539 km (0.077 R)
• M11: 4,937,029 km (0.118 R)
• M12: 5,603,487 km (0.115 R)
• M13: 6,727,267 km (0.086 R)
• M14: 7,918,215 km (0.076 R)
• M15: 8,020,391 km (0.119 R)
• M16: 8,537,850 km (0.069 R)
• M17: 9,659,086 km (0.092 R)
• M18: 9,768,292 km (0.042 R)
• M19: 10,376,108 km (0.112 R)
• M20: 11,454,709 km (0.097 R)
• M21: 11,861,017 km (0.086 R)
• M22: 12,747,384 km (0.049 R)
• M23: 12,807,223 km (0.112 R)
• M24: 14,271,637 km (0.115 R)
• M25: 14,333,720 km (0.117 R)
• M26: 16,240,046 km (0.102 R)
• M27: 16,500,196 km (0.107 R)
• M28: 17,354,999 km (0.086 R)
• M29: 18,022,504 km (0.119 R)
• M30: 20,004,826 km (0.091 R)
• M31: 21,269,676 km (0.029 R)
• M32: 22,560,256 km (0.029 R)
• M33: 22,923,181 km (0.091 R)
• M34: 24,394,177 km (0.089 R)
• M35: 24,543,027 km (0.083 R)
• M36: 24,991,222 km (0.042 R)
• M37: 25,291,465 km (0.091 R)
• M38: 25,744,148 km (0.113 R)
• M39: 25,971,387 km (0.101 R)
• M40: 26,810,631 km (0.062 R)
• M41: 27,272,141 km (0.117 R)
• M42: 27,736,343 km (0.075 R)
• M43: 28,047,207 km (0.072 R)
• M44: 29,460,309 km (0.087 R)
• M45: 30,016,214 km (0.109 R)
• M46: 30,735,780 km (0.089 R)
• M47: 31,057,565 km (0.102 R)
• M48: 31,461,180 km (0.106 R)
• M49: 33,011,014 km (0.103 R)
• M50: 33,257,851 km (0.078 R)
• M51: 33,422,857 km (0.061 R)
• M52: 33,753,618 km (0.111 R)
• M53: 38,497,217 km (0.045 R)
• M54: 40,417,006 km (0.073 R)
• M55: 41,921,662 km (0.108 R)
• M56: 42,994,727 km (0.112 R)
• M57: 43,895,905 km (0.065 R)
• M58: 45,442,148 km (0.093 R)
• M59: 49,432,073 km (0.077 R)
• M60: 50,945,106 km (0.116 R)
• M61: 51,898,344 km (0.081 R)
• M62: 53,339,420 km (0.082 R)
• M63: 53,822,621 km (0.057 R)
• M64: 54,890,900 km (0.028 R)
• M65: 55,378,888 km (0.073 R)
• M66: 58,137,473 km (0.088 R)
• M67: 59,533,520 km (0.094 R)
• M68: 59,733,831 km (0.054 R)
• M69: 59,834,062 km (0.096 R)
• M70: 59,934,442 km (0.096 R)
• M71: 63,787,186 km (0.103 R)
• M72: 65,329,989 km (0.112 R)
• M73: 65,433,361 km (0.116 R)
• M74: 67,406,108 km (0.079 R)
• M75: 69,082,502 km (0.117 R)
• M76: 69,714,702 km (0.084 R)
• M77: 69,820,318 km (0.115 R)
• M78: 69,925,934 km (0.104 R)
• M79: 70,137,316 km (0.074 R)
• M80: 70,348,847 km (0.087 R)
• M81: 70,772,658 km (0.085 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 19,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit