🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.43 AU - 0.65 AU

Year: 149 Days

Day: 30.8 Hours

Environment

Temp: 219 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.56 AU - 0.64 AU

Year: 174 Days

Day: 20.9 Hours

Environment

Temp: 214 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.57 AU - 0.73 AU

Year: 196 Days

Day: 19 Hours

Environment

Temp: 134 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.74 AU - 1.78 AU

Year: 875 Days

Day: 32.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,105,783 km

• M1: 152,889 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.4 AU - 3.22 AU

Year: 1765 Days

Day: 29.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,105,783 km

• M1: 394,789 km (0.091 R)
• M2: 1,121,984 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.9

Radius: 13.7

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.96 AU - 6.5 AU

Year: 4482 Days

Day: 13.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 57,105,783 km

• M1: 172,636 km (0.054 R)
• M2: 288,125 km (0.109 R)
• M3: 410,347 km (0.105 R)
• M4: 539,899 km (0.05 R)
• M5: 635,941 km (0.082 R)
• M6: 894,894 km (0.074 R)
• M7: 1,025,643 km (0.054 R)
• M8: 1,308,084 km (0.11 R)
• M9: 1,572,722 km (0.07 R)
• M10: 1,979,180 km (0.104 R)
• M11: 2,252,346 km (0.082 R)
• M12: 2,452,657 km (0.085 R)
• M13: 3,274,997 km (0.119 R)
• M14: 3,483,835 km (0.053 R)
• M15: 3,638,519 km (0.078 R)
• M16: 3,756,103 km (0.069 R)
• M17: 3,854,988 km (0.104 R)
• M18: 4,015,207 km (0.051 R)
• M19: 4,218,660 km (0.111 R)
• M20: 4,383,816 km (0.115 R)
• M21: 5,132,105 km (0.068 R)
• M22: 5,577,607 km (0.082 R)
• M23: 5,713,741 km (0.096 R)
• M24: 5,873,960 km (0.107 R)
• M25: 6,245,861 km (0.088 R)
• M26: 6,697,497 km (0.103 R)
• M27: 6,963,930 km (0.107 R)
• M28: 7,283,322 km (0.045 R)
• M29: 8,064,223 km (0.118 R)
• M30: 8,661,118 km (0.102 R)
• M31: 9,379,786 km (0.035 R)
• M32: 9,760,214 km (0.056 R)
• M33: 10,312,230 km (0.061 R)
• M34: 10,564,003 km (0.119 R)
• M35: 10,704,775 km (0.095 R)
• M36: 10,988,263 km (0.068 R)
• M37: 11,073,833 km (0.106 R)
• M38: 11,591,591 km (0.076 R)
• M39: 11,882,708 km (0.108 R)
• M40: 12,950,538 km (0.088 R)
• M41: 13,587,825 km (0.053 R)
• M42: 13,771,681 km (0.113 R)
• M43: 14,297,368 km (0.071 R)
• M44: 14,421,983 km (0.085 R)
• M45: 14,861,202 km (0.092 R)
• M46: 14,955,898 km (0.12 R)
• M47: 15,050,743 km (0.099 R)
• M48: 15,209,316 km (0.055 R)
• M49: 15,720,492 km (0.097 R)
• M50: 16,237,353 km (0.109 R)
• M51: 16,759,898 km (0.04 R)
• M52: 17,454,032 km (0.106 R)
• M53: 17,553,964 km (0.059 R)
• M54: 17,821,445 km (0.118 R)
• M55: 18,123,932 km (0.083 R)
• M56: 18,394,255 km (0.028 R)
• M57: 18,495,982 km (0.111 R)
• M58: 18,597,858 km (0.106 R)
• M59: 18,870,425 km (0.086 R)
• M60: 19,110,230 km (0.077 R)
• M61: 19,592,534 km (0.079 R)
• M62: 19,870,038 km (0.112 R)
• M63: 20,499,097 km (0.093 R)
• M64: 21,561,990 km (0.087 R)
• M65: 22,208,402 km (0.035 R)
• M66: 22,389,117 km (0.116 R)
• M67: 22,642,835 km (0.116 R)
• M68: 22,788,393 km (0.103 R)
• M69: 23,189,914 km (0.076 R)
• M70: 23,815,233 km (0.06 R)
• M71: 23,963,185 km (0.103 R)
• M72: 24,744,834 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.5

Radius: 11.5

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.33 AU - 6.41 AU

Year: 4663 Days

Day: 10.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 57,105,783 km

• M1: 178,919 km (0.032 R)
• M2: 280,945 km (0.051 R)
• M3: 364,271 km (0.091 R)
• M4: 555,008 km (0.104 R)
• M5: 756,217 km (0.088 R)
• M6: 886,517 km (0.071 R)
• M7: 996,471 km (0.082 R)
• M8: 1,111,512 km (0.11 R)
• M9: 1,355,506 km (0.119 R)
• M10: 1,668,016 km (0.104 R)
• M11: 2,438,595 km (0.072 R)
• M12: 2,840,864 km (0.095 R)
• M13: 2,986,572 km (0.058 R)
• M14: 3,199,300 km (0.1 R)
• M15: 3,844,216 km (0.104 R)
• M16: 3,982,744 km (0.12 R)
• M17: 4,312,458 km (0.106 R)
• M18: 5,251,633 km (0.091 R)
• M19: 5,876,803 km (0.077 R)
• M20: 5,956,688 km (0.09 R)
• M21: 6,608,336 km (0.092 R)
• M22: 7,140,306 km (0.092 R)
• M23: 7,311,147 km (0.112 R)
• M24: 7,425,889 km (0.108 R)
• M25: 7,861,368 km (0.11 R)
• M26: 7,949,481 km (0.116 R)
• M27: 8,037,894 km (0.104 R)
• M28: 8,394,834 km (0.113 R)
• M29: 9,310,074 km (0.108 R)
• M30: 9,496,922 km (0.096 R)
• M31: 9,716,531 km (0.115 R)
• M32: 10,872,324 km (0.1 R)
• M33: 11,036,284 km (0.054 R)
• M34: 11,969,774 km (0.066 R)
• M35: 12,173,078 km (0.056 R)
• M36: 12,514,460 km (0.083 R)
• M37: 13,102,230 km (0.114 R)
• M38: 13,592,911 km (0.114 R)
• M39: 13,840,645 km (0.09 R)
• M40: 14,846,093 km (0.073 R)
• M41: 14,918,797 km (0.095 R)
• M42: 14,991,651 km (0.11 R)
• M43: 15,247,613 km (0.08 R)
• M44: 15,875,176 km (0.063 R)
• M45: 15,949,527 km (0.072 R)
• M46: 16,435,869 km (0.112 R)
• M47: 16,548,816 km (0.099 R)
• M48: 16,737,608 km (0.099 R)
• M49: 16,926,999 km (0.092 R)
• M50: 17,155,435 km (0.038 R)
• M51: 17,692,192 km (0.045 R)
• M52: 18,040,157 km (0.086 R)
• M53: 18,117,798 km (0.076 R)
• M54: 18,195,589 km (0.067 R)
• M55: 18,312,425 km (0.069 R)
• M56: 19,256,238 km (0.047 R)
• M57: 19,574,283 km (0.042 R)
• M58: 20,215,759 km (0.109 R)
• M59: 20,377,175 km (0.1 R)
• M60: 20,620,122 km (0.114 R)
• M61: 20,986,487 km (0.097 R)
• M62: 21,601,633 km (0.076 R)
• M63: 21,684,211 km (0.114 R)
• M64: 22,598,404 km (0.117 R)
• M65: 22,765,954 km (0.107 R)
• M66: 23,737,442 km (0.045 R)
• M67: 24,464,338 km (0.045 R)
• M68: 25,677,427 km (0.112 R)
• M69: 25,808,475 km (0.084 R)
• M70: 26,467,603 km (0.11 R)
• M71: 26,998,676 km (0.106 R)
• M72: 29,021,987 km (0.098 R)
• M73: 29,112,942 km (0.072 R)
• M74: 29,341,079 km (0.06 R)
• M75: 29,661,368 km (0.095 R)
• M76: 29,982,704 km (0.092 R)
• M77: 30,305,387 km (0.101 R)
• M78: 30,536,516 km (0.118 R)
• M79: 31,093,618 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.4

Radius: 14.6

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 10.56 AU - 12.96 AU

Year: 15113 Days

Day: 6.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 57,105,783 km

• M1: 411,245 km (0.074 R)
• M2: 540,946 km (0.105 R)
• M3: 650,152 km (0.105 R)
• M4: 1,007,691 km (0.051 R)
• M5: 1,784,254 km (0.083 R)
• M6: 1,988,754 km (0.12 R)
• M7: 2,139,698 km (0.104 R)
• M8: 2,263,266 km (0.072 R)
• M9: 2,389,527 km (0.103 R)
• M10: 2,485,718 km (0.09 R)
• M11: 3,161,003 km (0.115 R)
• M12: 3,483,237 km (0.025 R)
• M13: 3,629,992 km (0.072 R)
• M14: 3,778,842 km (0.097 R)
• M15: 4,198,763 km (0.119 R)
• M16: 5,042,196 km (0.087 R)
• M17: 5,806,641 km (0.07 R)
• M18: 6,471,454 km (0.075 R)
• M19: 6,698,544 km (0.098 R)
• M20: 7,442,943 km (0.097 R)
• M21: 8,018,595 km (0.09 R)
• M22: 8,361,025 km (0.042 R)
• M23: 8,909,002 km (0.049 R)
• M24: 9,060,545 km (0.082 R)
• M25: 9,212,835 km (0.102 R)
• M26: 9,623,332 km (0.063 R)
• M27: 11,379,461 km (0.096 R)
• M28: 12,661,066 km (0.112 R)
• M29: 12,774,761 km (0.11 R)
• M30: 14,519,670 km (0.045 R)
• M31: 14,638,600 km (0.086 R)
• M32: 16,648,597 km (0.077 R)
• M33: 17,086,022 km (0.097 R)
• M34: 17,211,684 km (0.112 R)
• M35: 18,164,173 km (0.034 R)
• M36: 19,395,065 km (0.099 R)
• M37: 19,855,377 km (0.101 R)
• M38: 20,853,943 km (0.095 R)
• M39: 21,393,243 km (0.074 R)
• M40: 22,005,398 km (0.1 R)
• M41: 22,830,580 km (0.061 R)
• M42: 23,386,486 km (0.089 R)
• M43: 26,449,502 km (0.099 R)
• M44: 27,033,233 km (0.107 R)
• M45: 27,253,291 km (0.082 R)
• M46: 27,768,955 km (0.106 R)
• M47: 29,712,381 km (0.105 R)
• M48: 30,243,005 km (0.081 R)
• M49: 30,547,736 km (0.079 R)
• M50: 30,853,364 km (0.118 R)
• M51: 32,086,350 km (0.063 R)
• M52: 32,630,886 km (0.098 R)
• M53: 34,203,309 km (0.112 R)
• M54: 34,679,928 km (0.093 R)
• M55: 35,639,598 km (0.093 R)
• M56: 37,258,546 km (0.107 R)
• M57: 39,315,816 km (0.115 R)
• M58: 40,149,077 km (0.086 R)
• M59: 41,409,738 km (0.104 R)
• M60: 41,663,456 km (0.11 R)
• M61: 41,832,950 km (0.085 R)
• M62: 44,488,312 km (0.069 R)
• M63: 45,356,429 km (0.113 R)
• M64: 45,705,291 km (0.083 R)
• M65: 46,142,566 km (0.069 R)
• M66: 46,581,336 km (0.111 R)
• M67: 47,728,453 km (0.068 R)
• M68: 48,172,010 km (0.078 R)
• M69: 49,780,636 km (0.115 R)
• M70: 50,230,627 km (0.09 R)
• M71: 53,878,421 km (0.119 R)
• M72: 54,155,476 km (0.08 R)
• M73: 54,803,684 km (0.039 R)
• M74: 54,989,485 km (0.12 R)
• M75: 55,547,784 km (0.108 R)
• M76: 55,734,183 km (0.04 R)
• M77: 58,178,014 km (0.118 R)
• M78: 58,746,934 km (0.104 R)
• M79: 62,005,325 km (0.119 R)
• M80: 64,536,521 km (0.106 R)
• M81: 65,027,202 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.9

Radius: 6.9

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 12.56 AU - 14.78 AU

Year: 18940 Days

Day: 23 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 57,105,783 km

• M1: 170,392 km (0.082 R)
• M2: 397,033 km (0.115 R)
• M3: 742,604 km (0.106 R)
• M4: 1,351,916 km (0.096 R)
• M5: 1,835,117 km (0.105 R)
• M6: 2,025,854 km (0.095 R)
• M7: 2,223,024 km (0.104 R)
• M8: 2,882,751 km (0.118 R)
• M9: 3,332,293 km (0.073 R)
• M10: 3,838,233 km (0.118 R)
• M11: 4,047,221 km (0.057 R)
• M12: 4,296,002 km (0.078 R)
• M13: 4,659,824 km (0.061 R)
• M14: 5,071,517 km (0.096 R)
• M15: 5,969,703 km (0.049 R)
• M16: 6,171,361 km (0.074 R)
• M17: 7,908,342 km (0.115 R)
• M18: 8,308,666 km (0.095 R)
• M19: 9,502,008 km (0.113 R)
• M20: 11,490,014 km (0.052 R)
• M21: 12,815,002 km (0.042 R)
• M22: 13,284,740 km (0.096 R)
• M23: 13,707,055 km (0.118 R)
• M24: 14,241,268 km (0.036 R)
• M25: 14,945,725 km (0.037 R)
• M26: 18,929,666 km (0.059 R)
• M27: 19,943,790 km (0.084 R)
• M28: 20,124,504 km (0.089 R)
• M29: 20,245,379 km (0.117 R)
• M30: 21,343,727 km (0.054 R)
• M31: 22,211,394 km (0.097 R)
• M32: 23,343,701 km (0.117 R)
• M33: 24,688,436 km (0.098 R)
• M34: 24,753,062 km (0.076 R)
• M35: 25,992,331 km (0.075 R)
• M36: 26,189,800 km (0.118 R)
• M37: 28,057,081 km (0.078 R)
• M38: 28,192,168 km (0.071 R)
• M39: 28,666,393 km (0.05 R)
• M40: 29,280,043 km (0.109 R)
• M41: 30,937,438 km (0.077 R)
• M42: 31,007,300 km (0.049 R)
• M43: 31,637,107 km (0.038 R)
• M44: 32,767,170 km (0.074 R)
• M45: 35,357,906 km (0.102 R)
• M46: 36,604,056 km (0.099 R)
• M47: 36,899,362 km (0.12 R)
• M48: 37,343,817 km (0.118 R)
• M49: 38,537,608 km (0.117 R)
• M50: 40,047,350 km (0.098 R)
• M51: 41,884,561 km (0.086 R)
• M52: 42,735,624 km (0.065 R)
• M53: 43,436,340 km (0.103 R)
• M54: 45,323,218 km (0.117 R)
• M55: 46,117,433 km (0.096 R)
• M56: 47,477,876 km (0.036 R)
• M57: 47,638,844 km (0.092 R)
• M58: 49,828,956 km (0.119 R)
• M59: 50,730,583 km (0.102 R)
• M60: 52,383,789 km (0.111 R)
• M61: 53,384,150 km (0.092 R)
• M62: 56,422,931 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 20,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit