🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.12 AU - 1.72 AU

Year: 592 Days

Day: 31.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,207,745 km

• M1: 626,815 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.57 AU - 2.27 AU

Year: 931 Days

Day: 45.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 48.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.68 AU - 4.88 AU

Year: 3656 Days

Day: 31.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.8

Radius: 14.5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.01 AU - 9.07 AU

Year: 7976 Days

Day: 12.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 40,207,745 km

• M1: 241,152 km (0.057 R)
• M2: 415,732 km (0.047 R)
• M3: 642,373 km (0.105 R)
• M4: 1,103,434 km (0.089 R)
• M5: 1,210,696 km (0.086 R)
• M6: 1,403,677 km (0.12 R)
• M7: 1,659,788 km (0.084 R)
• M8: 2,044,704 km (0.089 R)
• M9: 2,643,694 km (0.081 R)
• M10: 2,791,197 km (0.1 R)
• M11: 3,710,925 km (0.079 R)
• M12: 3,900,914 km (0.037 R)
• M13: 4,365,116 km (0.058 R)
• M14: 5,029,181 km (0.067 R)
• M15: 5,213,486 km (0.116 R)
• M16: 5,319,850 km (0.108 R)
• M17: 5,426,812 km (0.088 R)
• M18: 5,561,750 km (0.052 R)
• M19: 5,973,144 km (0.057 R)
• M20: 6,309,440 km (0.108 R)
• M21: 6,594,424 km (0.092 R)
• M22: 6,738,636 km (0.034 R)
• M23: 7,000,732 km (0.103 R)
• M24: 7,445,037 km (0.074 R)
• M25: 7,716,258 km (0.042 R)
• M26: 8,021,288 km (0.114 R)
• M27: 8,113,590 km (0.059 R)
• M28: 8,486,388 km (0.109 R)
• M29: 8,706,446 km (0.088 R)
• M30: 9,088,220 km (0.089 R)
• M31: 9,248,888 km (0.106 R)
• M32: 9,736,727 km (0.099 R)
• M33: 9,901,135 km (0.11 R)
• M34: 10,433,703 km (0.115 R)
• M35: 10,534,682 km (0.056 R)
• M36: 10,635,810 km (0.077 R)
• M37: 10,941,588 km (0.095 R)
• M38: 11,078,321 km (0.085 R)
• M39: 11,319,173 km (0.106 R)
• M40: 11,492,108 km (0.046 R)
• M41: 11,666,091 km (0.105 R)
• M42: 11,981,443 km (0.062 R)
• M43: 12,584,771 km (0.059 R)
• M44: 13,747,147 km (0.118 R)
• M45: 14,006,101 km (0.089 R)
• M46: 14,566,195 km (0.087 R)
• M47: 15,019,776 km (0.1 R)
• M48: 15,248,212 km (0.117 R)
• M49: 15,401,250 km (0.111 R)
• M50: 16,290,759 km (0.065 R)
• M51: 16,486,284 km (0.109 R)
• M52: 18,079,052 km (0.06 R)
• M53: 18,975,892 km (0.096 R)
• M54: 19,762,178 km (0.119 R)
• M55: 20,559,086 km (0.114 R)
• M56: 20,685,945 km (0.087 R)
• M57: 21,452,185 km (0.112 R)
• M58: 21,623,624 km (0.059 R)
• M59: 22,097,849 km (0.117 R)
• M60: 22,488,300 km (0.077 R)
• M61: 22,662,581 km (0.053 R)
• M62: 24,162,001 km (0.073 R)
• M63: 25,420,867 km (0.103 R)
• M64: 25,647,957 km (0.086 R)
• M65: 26,241,411 km (0.118 R)
• M66: 27,815,031 km (0.115 R)
• M67: 29,039,041 km (0.062 R)
• M68: 29,848,814 km (0.096 R)
• M69: 30,472,937 km (0.102 R)
• M70: 30,762,558 km (0.098 R)
• M71: 30,859,348 km (0.096 R)
• M72: 31,978,938 km (0.119 R)
• M73: 32,371,483 km (0.104 R)
• M74: 32,667,089 km (0.107 R)
• M75: 32,963,442 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.8

Radius: 9

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.53 AU - 9.03 AU

Year: 8335 Days

Day: 6.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 40,207,745 km

• M1: 121,174 km (0.08 R)
• M2: 186,399 km (0.063 R)
• M3: 248,781 km (0.112 R)
• M4: 330,611 km (0.12 R)
• M5: 589,416 km (0.108 R)
• M6: 652,995 km (0.096 R)
• M7: 907,760 km (0.114 R)
• M8: 982,858 km (0.039 R)
• M9: 1,047,035 km (0.111 R)
• M10: 1,112,709 km (0.103 R)
• M11: 1,220,868 km (0.102 R)
• M12: 1,332,618 km (0.084 R)
• M13: 1,735,186 km (0.093 R)
• M14: 1,798,017 km (0.093 R)
• M15: 1,958,535 km (0.088 R)
• M16: 2,057,120 km (0.054 R)
• M17: 2,123,841 km (0.084 R)
• M18: 2,242,322 km (0.112 R)
• M19: 2,345,695 km (0.06 R)
• M20: 2,468,365 km (0.105 R)
• M21: 3,017,987 km (0.099 R)
• M22: 3,326,458 km (0.098 R)
• M23: 3,685,643 km (0.111 R)
• M24: 4,311,710 km (0.1 R)
• M25: 4,506,037 km (0.04 R)
• M26: 5,197,329 km (0.05 R)
• M27: 5,265,995 km (0.072 R)
• M28: 5,334,959 km (0.083 R)
• M29: 5,427,411 km (0.092 R)
• M30: 5,897,597 km (0.064 R)
• M31: 6,234,641 km (0.088 R)
• M32: 6,627,485 km (0.065 R)
• M33: 6,726,967 km (0.093 R)
• M34: 7,437,109 km (0.045 R)
• M35: 7,696,511 km (0.084 R)
• M36: 7,827,409 km (0.086 R)
• M37: 8,144,407 km (0.06 R)
• M38: 8,251,071 km (0.114 R)
• M39: 8,709,438 km (0.095 R)
• M40: 8,791,119 km (0.097 R)
• M41: 8,900,625 km (0.073 R)
• M42: 9,093,157 km (0.057 R)
• M43: 9,231,535 km (0.113 R)
• M44: 9,398,486 km (0.113 R)
• M45: 9,962,321 km (0.074 R)
• M46: 10,566,247 km (0.096 R)
• M47: 10,770,149 km (0.09 R)
• M48: 11,034,339 km (0.085 R)
• M49: 11,241,233 km (0.09 R)
• M50: 11,330,244 km (0.09 R)
• M51: 11,749,118 km (0.107 R)
• M52: 11,899,912 km (0.066 R)
• M53: 12,142,560 km (0.118 R)
• M54: 12,540,341 km (0.118 R)
• M55: 12,756,210 km (0.118 R)
• M56: 12,942,310 km (0.096 R)
• M57: 13,569,125 km (0.095 R)
• M58: 13,632,405 km (0.084 R)
• M59: 14,302,304 km (0.029 R)
• M60: 14,819,763 km (0.062 R)
• M61: 14,982,825 km (0.12 R)
• M62: 16,713,074 km (0.046 R)
• M63: 16,848,759 km (0.094 R)
• M64: 16,916,677 km (0.097 R)
• M65: 17,429,498 km (0.111 R)
• M66: 18,016,969 km (0.113 R)
• M67: 18,646,028 km (0.101 R)
• M68: 19,104,695 km (0.118 R)
• M69: 19,175,605 km (0.091 R)
• M70: 20,721,399 km (0.089 R)
• M71: 22,456,286 km (0.07 R)
• M72: 24,083,911 km (0.068 R)
• M73: 24,352,439 km (0.088 R)
• M74: 24,931,233 km (0.028 R)
• M75: 25,202,903 km (0.045 R)
• M76: 25,631,800 km (0.082 R)
• M77: 25,749,234 km (0.102 R)
• M78: 26,023,896 km (0.091 R)
• M79: 26,141,779 km (0.028 R)
• M80: 26,417,787 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309

Radius: 7.9

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.97 AU - 16.71 AU

Year: 18998 Days

Day: 23.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 40,207,745 km

• M1: 245,640 km (0.09 R)
• M2: 635,641 km (0.113 R)
• M3: 690,245 km (0.104 R)
• M4: 1,277,566 km (0.073 R)
• M5: 1,371,962 km (0.044 R)
• M6: 1,618,051 km (0.099 R)
• M7: 2,068,490 km (0.1 R)
• M8: 2,350,931 km (0.07 R)
• M9: 2,676,007 km (0.108 R)
• M10: 3,206,331 km (0.095 R)
• M11: 3,533,203 km (0.091 R)
• M12: 3,974,367 km (0.115 R)
• M13: 4,148,648 km (0.05 R)
• M14: 4,219,109 km (0.086 R)
• M15: 4,432,884 km (0.101 R)
• M16: 5,515,225 km (0.114 R)
• M17: 5,749,046 km (0.082 R)
• M18: 7,092,285 km (0.045 R)
• M19: 8,039,390 km (0.101 R)
• M20: 8,889,105 km (0.103 R)
• M21: 9,117,392 km (0.046 R)
• M22: 9,813,920 km (0.07 R)
• M23: 10,240,124 km (0.109 R)
• M24: 10,479,480 km (0.089 R)
• M25: 10,672,312 km (0.108 R)
• M26: 10,817,721 km (0.08 R)
• M27: 11,356,573 km (0.114 R)
• M28: 11,703,939 km (0.114 R)
• M29: 11,803,870 km (0.12 R)
• M30: 12,105,310 km (0.07 R)
• M31: 12,766,981 km (0.079 R)
• M32: 13,440,621 km (0.082 R)
• M33: 13,492,830 km (0.06 R)
• M34: 14,660,292 km (0.117 R)
• M35: 14,768,003 km (0.104 R)
• M36: 14,930,167 km (0.093 R)
• M37: 15,038,476 km (0.084 R)
• M38: 15,419,950 km (0.106 R)
• M39: 16,303,774 km (0.11 R)
• M40: 19,228,712 km (0.05 R)
• M41: 20,119,418 km (0.114 R)
• M42: 20,539,638 km (0.119 R)
• M43: 20,660,214 km (0.11 R)
• M44: 21,023,438 km (0.094 R)
• M45: 21,205,797 km (0.044 R)
• M46: 21,756,168 km (0.075 R)
• M47: 21,940,622 km (0.116 R)
• M48: 22,311,176 km (0.104 R)
• M49: 24,385,949 km (0.102 R)
• M50: 24,769,817 km (0.093 R)
• M51: 25,933,240 km (0.116 R)
• M52: 26,259,513 km (0.078 R)
• M53: 26,850,424 km (0.107 R)
• M54: 26,916,247 km (0.07 R)
• M55: 27,180,587 km (0.068 R)
• M56: 28,246,023 km (0.057 R)
• M57: 29,189,387 km (0.12 R)
• M58: 29,528,825 km (0.082 R)
• M59: 29,801,392 km (0.051 R)
• M60: 30,761,661 km (0.109 R)
• M61: 31,037,968 km (0.114 R)
• M62: 31,245,759 km (0.032 R)
• M63: 31,592,976 km (0.118 R)
• M64: 32,221,137 km (0.114 R)
• M65: 32,994,708 km (0.106 R)
• M66: 33,774,262 km (0.072 R)
• M67: 34,059,246 km (0.069 R)
• M68: 34,416,486 km (0.111 R)
• M69: 34,631,608 km (0.112 R)
• M70: 34,847,029 km (0.084 R)
• M71: 34,990,942 km (0.066 R)
• M72: 36,221,983 km (0.117 R)
• M73: 36,659,856 km (0.112 R)
• M74: 38,280,300 km (0.11 R)
• M75: 38,354,500 km (0.099 R)
• M76: 38,875,251 km (0.061 R)
• M77: 39,999,179 km (0.113 R)
• M78: 40,830,196 km (0.091 R)
• M79: 42,278,901 km (0.117 R)
• M80: 42,816,855 km (0.053 R)
• M81: 43,048,134 km (0.116 R)
• M82: 43,202,519 km (0.054 R)
• M83: 43,977,286 km (0.072 R)
• M84: 45,462,045 km (0.104 R)
• M85: 47,759,719 km (0.111 R)
• M86: 49,689,531 km (0.09 R)
• M87: 50,013,710 km (0.108 R)
• M88: 50,827,073 km (0.054 R)
• M89: 51,235,476 km (0.1 R)
• M90: 52,302,258 km (0.1 R)
• M91: 52,466,965 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.3

Radius: 5.6

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 15.12 AU - 24.56 AU

Year: 30916 Days

Day: 19.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 40,207,745 km

• M1: 70,909 km (0.106 R)
• M2: 115,938 km (0.113 R)
• M3: 378,782 km (0.048 R)
• M4: 440,117 km (0.064 R)
• M5: 630,256 km (0.047 R)
• M6: 689,347 km (0.078 R)
• M7: 877,691 km (0.093 R)
• M8: 1,135,298 km (0.109 R)
• M9: 1,263,504 km (0.083 R)
• M10: 1,655,450 km (0.11 R)
• M11: 2,519,079 km (0.078 R)
• M12: 2,638,458 km (0.085 R)
• M13: 2,711,013 km (0.102 R)
• M14: 2,957,849 km (0.084 R)
• M15: 3,849,752 km (0.115 R)
• M16: 4,353,448 km (0.089 R)
• M17: 5,421,726 km (0.108 R)
• M18: 5,483,360 km (0.045 R)
• M19: 5,763,557 km (0.096 R)
• M20: 6,665,034 km (0.104 R)
• M21: 6,830,639 km (0.078 R)
• M22: 8,416,376 km (0.042 R)
• M23: 8,920,671 km (0.11 R)
• M24: 8,993,525 km (0.069 R)
• M25: 9,030,027 km (0.094 R)
• M26: 9,695,438 km (0.094 R)
• M27: 10,568,491 km (0.056 R)
• M28: 10,916,905 km (0.087 R)
• M29: 10,994,845 km (0.067 R)
• M30: 11,904,550 km (0.085 R)
• M31: 12,065,068 km (0.12 R)
• M32: 12,186,093 km (0.036 R)
• M33: 12,267,025 km (0.116 R)
• M34: 12,347,958 km (0.111 R)
• M35: 13,085,475 km (0.077 R)
• M36: 13,209,642 km (0.11 R)
• M37: 13,459,470 km (0.079 R)
• M38: 14,090,623 km (0.087 R)
• M39: 14,903,987 km (0.101 R)
• M40: 15,294,587 km (0.089 R)
• M41: 15,556,832 km (0.11 R)
• M42: 15,644,497 km (0.118 R)
• M43: 17,616,196 km (0.039 R)
• M44: 18,537,869 km (0.098 R)
• M45: 19,239,483 km (0.063 R)
• M46: 19,569,795 km (0.104 R)
• M47: 19,712,063 km (0.102 R)
• M48: 19,997,346 km (0.115 R)
• M49: 20,236,254 km (0.107 R)
• M50: 21,006,832 km (0.088 R)
• M51: 21,640,080 km (0.057 R)
• M52: 22,131,359 km (0.109 R)
• M53: 23,225,219 km (0.1 R)
• M54: 23,930,423 km (0.094 R)
• M55: 24,234,855 km (0.101 R)
• M56: 24,438,458 km (0.111 R)
• M57: 25,931,893 km (0.109 R)
• M58: 26,244,403 km (0.039 R)
• M59: 27,137,054 km (0.113 R)
• M60: 27,772,994 km (0.086 R)
• M61: 27,932,765 km (0.102 R)
• M62: 28,574,988 km (0.105 R)
• M63: 30,365,825 km (0.063 R)
• M64: 30,530,532 km (0.118 R)
• M65: 31,191,904 km (0.086 R)
• M66: 32,584,810 km (0.119 R)
• M67: 32,753,407 km (0.09 R)
• M68: 34,626,073 km (0.102 R)
• M69: 35,431,059 km (0.116 R)
• M70: 35,604,443 km (0.114 R)
• M71: 37,352,793 km (0.098 R)
• M72: 37,882,669 km (0.06 R)
• M73: 38,771,430 km (0.063 R)
• M74: 39,427,566 km (0.072 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 17,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit