🌌 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: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.49 AU - 0.59 AU

Year: 139 Days

Day: 29.2 Hours

Environment

Temp: 267 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,199,283 km

• M1: 53,406 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.85 AU - 2.25 AU

Year: 1027 Days

Day: 47.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.81 AU - 2.67 AU

Year: 1173 Days

Day: 24.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.4 AU - 3.12 AU

Year: 1604 Days

Day: 35.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.89 AU - 2.97 AU

Year: 1755 Days

Day: 39.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.89 AU - 5.85 AU

Year: 3760 Days

Day: 40.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,199,283 km

• M1: 2,627,088 km (0.118 R)

Asteroid Belt

Center: 6.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.2

Radius: 13.4

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.7 AU - 9.68 AU

Year: 8200 Days

Day: 7.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,199,283 km

• M1: 181,163 km (0.119 R)
• M2: 456,124 km (0.052 R)
• M3: 856,597 km (0.06 R)
• M4: 1,295,518 km (0.042 R)
• M5: 1,748,799 km (0.114 R)
• M6: 1,943,725 km (0.104 R)
• M7: 2,118,156 km (0.061 R)
• M8: 2,365,591 km (0.116 R)
• M9: 2,483,025 km (0.097 R)
• M10: 2,622,600 km (0.052 R)
• M11: 2,857,619 km (0.093 R)
• M12: 2,993,603 km (0.116 R)
• M13: 3,370,739 km (0.048 R)
• M14: 3,843,618 km (0.054 R)
• M15: 4,678,374 km (0.102 R)
• M16: 5,231,587 km (0.074 R)
• M17: 6,005,906 km (0.119 R)
• M18: 6,154,307 km (0.026 R)
• M19: 7,313,242 km (0.062 R)
• M20: 7,704,590 km (0.1 R)
• M21: 7,880,816 km (0.108 R)
• M22: 9,763,206 km (0.1 R)
• M23: 10,795,431 km (0.12 R)
• M24: 11,141,750 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.7

Radius: 10.5

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.44 AU - 10.68 AU

Year: 9540 Days

Day: 11.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 53,199,283 km

• M1: 147,653 km (0.079 R)
• M2: 321,486 km (0.07 R)
• M3: 446,849 km (0.112 R)
• M4: 654,640 km (0.105 R)
• M5: 787,932 km (0.109 R)
• M6: 1,348,924 km (0.119 R)
• M7: 1,522,906 km (0.101 R)
• M8: 1,893,011 km (0.09 R)
• M9: 1,965,566 km (0.105 R)
• M10: 2,113,668 km (0.093 R)
• M11: 2,937,055 km (0.092 R)
• M12: 3,078,575 km (0.06 R)
• M13: 3,309,703 km (0.054 R)
• M14: 3,546,666 km (0.061 R)
• M15: 3,789,164 km (0.067 R)
• M16: 4,163,159 km (0.038 R)
• M17: 4,516,509 km (0.119 R)
• M18: 4,713,231 km (0.066 R)
• M19: 4,846,073 km (0.099 R)
• M20: 5,013,922 km (0.092 R)
• M21: 5,115,499 km (0.111 R)
• M22: 5,355,305 km (0.118 R)
• M23: 6,060,808 km (0.092 R)
• M24: 6,278,174 km (0.09 R)
• M25: 7,288,109 km (0.07 R)
• M26: 7,365,002 km (0.081 R)
• M27: 7,792,403 km (0.102 R)
• M28: 8,549,518 km (0.064 R)
• M29: 8,711,982 km (0.109 R)
• M30: 8,793,662 km (0.05 R)
• M31: 9,122,478 km (0.11 R)
• M32: 9,497,520 km (0.048 R)
• M33: 9,623,631 km (0.088 R)
• M34: 9,708,004 km (0.056 R)
• M35: 9,792,527 km (0.098 R)
• M36: 9,877,499 km (0.096 R)
• M37: 10,176,545 km (0.106 R)
• M38: 10,262,414 km (0.07 R)
• M39: 10,478,433 km (0.109 R)
• M40: 10,608,883 km (0.06 R)
• M41: 11,091,336 km (0.058 R)
• M42: 11,715,907 km (0.05 R)
• M43: 12,260,293 km (0.11 R)
• M44: 13,609,965 km (0.072 R)
• M45: 14,471,200 km (0.093 R)
• M46: 14,859,706 km (0.049 R)
• M47: 15,104,149 km (0.075 R)
• M48: 15,300,721 km (0.081 R)
• M49: 15,547,707 km (0.113 R)
• M50: 15,746,223 km (0.096 R)
• M51: 18,088,776 km (0.029 R)
• M52: 18,981,875 km (0.112 R)
• M53: 19,407,033 km (0.112 R)
• M54: 19,513,845 km (0.089 R)
• M55: 19,996,897 km (0.118 R)
• M56: 20,321,076 km (0.077 R)
• M57: 20,592,596 km (0.116 R)
• M58: 21,801,346 km (0.092 R)
• M59: 22,079,299 km (0.106 R)
• M60: 23,089,683 km (0.109 R)
• M61: 23,202,779 km (0.118 R)
• M62: 23,543,563 km (0.072 R)
• M63: 24,517,745 km (0.099 R)
• M64: 24,980,900 km (0.093 R)
• M65: 25,915,587 km (0.09 R)
• M66: 26,624,083 km (0.081 R)
• M67: 27,518,828 km (0.098 R)
• M68: 28,909,789 km (0.109 R)
• M69: 30,882,685 km (0.12 R)
• M70: 31,570,985 km (0.081 R)
• M71: 32,137,811 km (0.069 R)
• M72: 32,264,222 km (0.091 R)
• M73: 32,962,544 km (0.107 R)
• M74: 33,601,776 km (0.057 R)
• M75: 34,116,094 km (0.077 R)
• M76: 35,478,332 km (0.053 R)
• M77: 35,805,353 km (0.091 R)
• M78: 36,133,421 km (0.056 R)
• M79: 37,189,582 km (0.11 R)
• M80: 38,256,065 km (0.106 R)
• M81: 38,995,079 km (0.066 R)
• M82: 39,129,866 km (0.103 R)
• M83: 39,264,953 km (0.114 R)
• M84: 39,603,194 km (0.093 R)
• M85: 40,691,967 km (0.073 R)
• M86: 43,876,906 km (0.118 R)
• M87: 44,579,866 km (0.084 R)
• M88: 44,720,937 km (0.067 R)
• M89: 46,925,860 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.7

Radius: 9.2

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.53 AU - 11.91 AU

Year: 10602 Days

Day: 8.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 53,199,283 km

• M1: 140,173 km (0.066 R)
• M2: 320,588 km (0.1 R)
• M3: 682,166 km (0.119 R)
• M4: 929,601 km (0.102 R)
• M5: 2,013,288 km (0.113 R)
• M6: 2,826,652 km (0.09 R)
• M7: 3,364,606 km (0.103 R)
• M8: 3,731,270 km (0.069 R)
• M9: 4,170,340 km (0.056 R)
• M10: 4,230,029 km (0.115 R)
• M11: 4,594,899 km (0.081 R)
• M12: 4,749,882 km (0.059 R)
• M13: 4,875,245 km (0.111 R)
• M14: 5,257,617 km (0.105 R)
• M15: 5,322,393 km (0.12 R)
• M16: 5,550,829 km (0.06 R)
• M17: 6,017,574 km (0.083 R)
• M18: 6,324,400 km (0.111 R)
• M19: 6,393,215 km (0.05 R)
• M20: 6,671,317 km (0.08 R)
• M21: 6,847,095 km (0.093 R)
• M22: 7,024,368 km (0.089 R)
• M23: 7,748,871 km (0.072 R)
• M24: 7,970,874 km (0.103 R)
• M25: 8,421,163 km (0.072 R)
• M26: 8,649,450 km (0.066 R)
• M27: 8,918,427 km (0.088 R)
• M28: 9,268,186 km (0.067 R)
• M29: 9,503,803 km (0.087 R)
• M30: 9,582,940 km (0.061 R)
• M31: 9,821,250 km (0.087 R)
• M32: 10,101,746 km (0.078 R)
• M33: 10,588,986 km (0.104 R)
• M34: 10,670,816 km (0.09 R)
• M35: 11,292,096 km (0.095 R)
• M36: 11,755,251 km (0.118 R)
• M37: 11,925,194 km (0.06 R)
• M38: 12,310,558 km (0.076 R)
• M39: 13,225,499 km (0.08 R)
• M40: 14,027,194 km (0.114 R)
• M41: 14,524,906 km (0.114 R)
• M42: 14,753,043 km (0.108 R)
• M43: 15,028,303 km (0.063 R)
• M44: 16,477,757 km (0.056 R)
• M45: 16,859,082 km (0.106 R)
• M46: 16,954,824 km (0.088 R)
• M47: 17,484,850 km (0.052 R)
• M48: 17,679,028 km (0.08 R)
• M49: 17,922,573 km (0.11 R)
• M50: 18,511,839 km (0.053 R)
• M51: 18,610,574 km (0.099 R)
• M52: 20,113,883 km (0.077 R)
• M53: 20,521,387 km (0.077 R)
• M54: 20,777,349 km (0.118 R)
• M55: 20,931,584 km (0.099 R)
• M56: 21,707,997 km (0.118 R)
• M57: 21,968,896 km (0.079 R)
• M58: 22,810,683 km (0.069 R)
• M59: 23,235,541 km (0.11 R)
• M60: 24,255,200 km (0.052 R)
• M61: 25,015,756 km (0.089 R)
• M62: 26,005,047 km (0.104 R)
• M63: 27,007,203 km (0.096 R)
• M64: 27,738,886 km (0.105 R)
• M65: 27,908,680 km (0.116 R)
• M66: 28,249,164 km (0.095 R)
• M67: 28,420,005 km (0.095 R)
• M68: 30,437,931 km (0.113 R)
• M69: 30,729,946 km (0.104 R)
• M70: 31,258,026 km (0.095 R)
• M71: 32,859,920 km (0.076 R)
• M72: 33,821,835 km (0.05 R)
• M73: 34,793,024 km (0.083 R)
• M74: 34,976,132 km (0.057 R)
• M75: 35,282,059 km (0.109 R)
• M76: 36,143,294 km (0.073 R)
• M77: 38,200,564 km (0.099 R)
• M78: 38,578,598 km (0.088 R)
• M79: 38,768,139 km (0.086 R)
• M80: 39,529,442 km (0.102 R)
• M81: 39,911,814 km (0.119 R)
• M82: 40,295,533 km (0.108 R)
• M83: 40,487,916 km (0.103 R)
• M84: 41,131,037 km (0.075 R)
• M85: 41,324,766 km (0.086 R)
• M86: 41,454,019 km (0.081 R)
• M87: 42,167,301 km (0.079 R)
• M88: 43,015,521 km (0.098 R)
• M89: 43,540,311 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.8

Radius: 3.5

Gravity: 22.19 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.6 AU - 15.64 AU

Year: 18562 Days

Day: 23.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 53,199,283 km

• M1: 96,640 km (0.048 R)
• M2: 171,888 km (0.068 R)
• M3: 292,613 km (0.037 R)
• M4: 391,647 km (0.118 R)
• M5: 421,866 km (0.09 R)
• M6: 637,885 km (0.085 R)
• M7: 1,006,943 km (0.108 R)
• M8: 1,049,130 km (0.118 R)
• M9: 1,551,031 km (0.074 R)
• M10: 1,852,022 km (0.072 R)
• M11: 3,287,264 km (0.079 R)
• M12: 3,318,679 km (0.062 R)
• M13: 3,606,206 km (0.072 R)
• M14: 4,170,789 km (0.072 R)
• M15: 4,341,929 km (0.054 R)
• M16: 4,833,657 km (0.041 R)
• M17: 4,977,271 km (0.057 R)
• M18: 5,195,534 km (0.103 R)
• M19: 5,641,186 km (0.119 R)
• M20: 5,868,575 km (0.11 R)
• M21: 6,021,913 km (0.093 R)
• M22: 6,888,384 km (0.063 R)
• M23: 6,969,017 km (0.114 R)
• M24: 7,172,021 km (0.09 R)
• M25: 7,418,409 km (0.071 R)
• M26: 7,584,014 km (0.083 R)
• M27: 8,430,887 km (0.085 R)
• M28: 8,473,971 km (0.119 R)
• M29: 8,560,439 km (0.101 R)
• M30: 10,674,855 km (0.055 R)
• M31: 11,144,593 km (0.114 R)
• M32: 11,286,860 km (0.082 R)
• M33: 12,495,162 km (0.114 R)
• M34: 13,039,698 km (0.094 R)
• M35: 13,541,450 km (0.106 R)
• M36: 15,399,306 km (0.091 R)
• M37: 15,557,730 km (0.092 R)
• M38: 15,716,603 km (0.097 R)
• M39: 17,665,414 km (0.087 R)
• M40: 17,775,967 km (0.076 R)
• M41: 18,108,822 km (0.092 R)
• M42: 18,499,721 km (0.113 R)
• M43: 19,346,595 km (0.051 R)
• M44: 19,918,208 km (0.111 R)
• M45: 20,033,249 km (0.043 R)
• M46: 20,263,929 km (0.1 R)
• M47: 21,843,683 km (0.041 R)
• M48: 22,021,555 km (0.104 R)
• M49: 24,010,608 km (0.094 R)
• M50: 24,071,793 km (0.05 R)
• M51: 24,439,954 km (0.115 R)
• M52: 24,624,707 km (0.118 R)
• M53: 24,871,693 km (0.102 R)
• M54: 25,305,976 km (0.112 R)
• M55: 26,434,243 km (0.053 R)
• M56: 27,835,377 km (0.063 R)
• M57: 27,963,881 km (0.102 R)
• M58: 28,092,685 km (0.116 R)
• M59: 28,674,621 km (0.08 R)
• M60: 28,739,546 km (0.098 R)
• M61: 29,456,569 km (0.092 R)
• M62: 31,241,571 km (0.051 R)
• M63: 31,709,961 km (0.062 R)
• M64: 31,777,131 km (0.09 R)
• M65: 32,789,460 km (0.116 R)
• M66: 33,265,630 km (0.064 R)
• M67: 33,743,894 km (0.104 R)
• M68: 34,224,552 km (0.108 R)
• M69: 34,776,568 km (0.091 R)
• M70: 35,959,439 km (0.118 R)
• M71: 36,309,797 km (0.119 R)
• M72: 36,379,958 km (0.094 R)
• M73: 37,013,954 km (0.108 R)
• M74: 37,438,662 km (0.07 R)
• M75: 37,651,540 km (0.115 R)
• M76: 38,007,433 km (0.039 R)
• M77: 38,150,000 km (0.117 R)
• M78: 38,221,358 km (0.097 R)
• M79: 38,435,882 km (0.114 R)
• M80: 38,722,362 km (0.11 R)
• M81: 39,441,778 km (0.093 R)
• M82: 39,803,057 km (0.08 R)
• M83: 39,875,462 km (0.064 R)
• M84: 40,456,201 km (0.093 R)
• M85: 40,674,763 km (0.091 R)
• M86: 41,479,301 km (0.04 R)
• M87: 44,298,772 km (0.11 R)
• M88: 44,373,870 km (0.11 R)
• M89: 46,111,150 km (0.094 R)
• M90: 47,716,784 km (0.029 R)
• M91: 47,870,571 km (0.076 R)
• M92: 48,952,313 km (0.11 R)
• M93: 49,574,042 km (0.104 R)
• M94: 50,589,961 km (0.062 R)
• M95: 52,007,849 km (0.045 R)
• M96: 52,801,167 km (0.111 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 19,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit