🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.84 AU - 1.12 AU

Year: 346 Days

Day: 47.7 Hours

Environment

Temp: 155 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.87 AU - 1.43 AU

Year: 440 Days

Day: 22.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.07 AU - 1.77 AU

Year: 603 Days

Day: 34.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 45.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.28 AU - 1.62 AU

Year: 622 Days

Day: 46 Hours

Environment

Temp: -13 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.2 AU - 3.38 AU

Year: 2127 Days

Day: 33.5 Hours

Environment

Temp: -96 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,905,818 km

• M1: 1,591,721 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.4

Radius: 13.4

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.39 AU - 7.49 AU

Year: 7234 Days

Day: 12.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 37,905,818 km

• M1: 170,542 km (0.117 R)
• M2: 370,554 km (0.065 R)
• M3: 527,931 km (0.052 R)
• M4: 758,910 km (0.1 R)
• M5: 1,042,847 km (0.102 R)
• M6: 1,542,952 km (0.101 R)
• M7: 1,908,420 km (0.068 R)
• M8: 2,745,869 km (0.099 R)
• M9: 2,952,164 km (0.047 R)
• M10: 3,546,068 km (0.07 R)
• M11: 3,885,655 km (0.06 R)
• M12: 4,475,370 km (0.092 R)
• M13: 4,657,879 km (0.065 R)
• M14: 4,905,015 km (0.104 R)
• M15: 5,124,924 km (0.026 R)
• M16: 5,936,791 km (0.057 R)
• M17: 6,272,938 km (0.114 R)
• M18: 6,477,588 km (0.092 R)
• M19: 6,788,751 km (0.081 R)
• M20: 6,998,936 km (0.104 R)
• M21: 7,861,368 km (0.11 R)
• M22: 8,045,373 km (0.117 R)
• M23: 8,986,494 km (0.107 R)
• M24: 9,646,370 km (0.038 R)
• M25: 10,041,757 km (0.045 R)
• M26: 10,483,071 km (0.069 R)
• M27: 10,685,776 km (0.077 R)
• M28: 11,218,793 km (0.069 R)
• M29: 11,343,109 km (0.053 R)
• M30: 11,467,724 km (0.115 R)
• M31: 12,098,279 km (0.114 R)
• M32: 12,268,222 km (0.069 R)
• M33: 12,869,755 km (0.084 R)
• M34: 12,999,905 km (0.065 R)
• M35: 13,568,826 km (0.048 R)
• M36: 13,657,089 km (0.117 R)
• M37: 13,878,643 km (0.099 R)
• M38: 14,235,584 km (0.028 R)
• M39: 15,832,541 km (0.075 R)
• M40: 16,346,111 km (0.089 R)
• M41: 17,150,648 km (0.12 R)
• M42: 17,341,834 km (0.07 R)
• M43: 17,822,941 km (0.118 R)
• M44: 18,162,378 km (0.094 R)
• M45: 18,357,304 km (0.111 R)
• M46: 19,193,407 km (0.114 R)
• M47: 19,391,923 km (0.076 R)
• M48: 19,891,281 km (0.116 R)
• M49: 20,851,699 km (0.102 R)
• M50: 20,953,575 km (0.082 R)
• M51: 21,414,636 km (0.071 R)
• M52: 21,827,227 km (0.086 R)
• M53: 22,086,330 km (0.116 R)
• M54: 23,080,707 km (0.044 R)
• M55: 24,303,820 km (0.113 R)
• M56: 24,626,353 km (0.049 R)
• M57: 25,384,515 km (0.117 R)
• M58: 25,657,082 km (0.085 R)
• M59: 25,766,438 km (0.08 R)
• M60: 26,591,321 km (0.112 R)
• M61: 26,701,874 km (0.074 R)
• M62: 27,648,529 km (0.113 R)
• M63: 29,174,577 km (0.098 R)
• M64: 29,861,530 km (0.094 R)
• M65: 30,669,807 km (0.039 R)
• M66: 30,960,327 km (0.113 R)
• M67: 31,076,714 km (0.101 R)
• M68: 31,426,773 km (0.116 R)
• M69: 31,954,554 km (0.078 R)
• M70: 32,131,079 km (0.093 R)
• M71: 34,274,817 km (0.108 R)
• M72: 35,363,889 km (0.084 R)
• M73: 36,833,838 km (0.079 R)
• M74: 37,452,126 km (0.083 R)
• M75: 37,638,226 km (0.069 R)
• M76: 38,636,343 km (0.12 R)
• M77: 40,022,966 km (0.12 R)
• M78: 40,403,991 km (0.088 R)
• M79: 41,875,586 km (0.055 R)
• M80: 43,625,432 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.2

Radius: 9.6

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.76 AU - 8.75 AU

Year: 8446 Days

Day: 9.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 37,905,818 km

• M1: 362,476 km (0.119 R)
• M2: 919,129 km (0.046 R)
• M3: 1,177,784 km (0.079 R)
• M4: 1,598,603 km (0.112 R)
• M5: 1,721,273 km (0.095 R)
• M6: 1,825,842 km (0.082 R)
• M7: 1,911,262 km (0.12 R)
• M8: 2,197,892 km (0.087 R)
• M9: 2,545,857 km (0.117 R)
• M10: 2,617,514 km (0.03 R)
• M11: 2,763,073 km (0.098 R)
• M12: 3,036,837 km (0.095 R)
• M13: 3,164,145 km (0.072 R)
• M14: 3,450,774 km (0.097 R)
• M15: 3,910,189 km (0.035 R)
• M16: 3,993,216 km (0.104 R)
• M17: 4,417,625 km (0.11 R)
• M18: 4,738,213 km (0.102 R)
• M19: 5,156,938 km (0.107 R)
• M20: 5,340,195 km (0.111 R)
• M21: 5,744,409 km (0.116 R)
• M22: 5,870,819 km (0.108 R)
• M23: 6,915,162 km (0.11 R)
• M24: 6,982,331 km (0.039 R)
• M25: 7,458,651 km (0.068 R)
• M26: 7,596,729 km (0.082 R)
• M27: 7,840,275 km (0.072 R)
• M28: 8,192,877 km (0.114 R)
• M29: 8,335,294 km (0.037 R)
• M30: 8,442,705 km (0.087 R)
• M31: 8,550,565 km (0.097 R)
• M32: 8,695,077 km (0.118 R)
• M33: 9,842,493 km (0.116 R)
• M34: 10,299,514 km (0.101 R)
• M35: 10,802,313 km (0.097 R)
• M36: 10,919,448 km (0.063 R)
• M37: 11,471,913 km (0.087 R)
• M38: 11,992,962 km (0.076 R)
• M39: 12,603,920 km (0.068 R)
• M40: 12,892,494 km (0.036 R)
• M41: 13,729,045 km (0.11 R)
• M42: 14,282,109 km (0.04 R)
• M43: 16,476,859 km (0.038 R)
• M44: 17,567,128 km (0.064 R)
• M45: 18,493,438 km (0.093 R)
• M46: 18,774,383 km (0.074 R)
• M47: 19,435,606 km (0.117 R)
• M48: 19,912,524 km (0.111 R)
• M49: 20,345,011 km (0.102 R)
• M50: 20,829,260 km (0.031 R)
• M51: 21,562,738 km (0.083 R)
• M52: 24,017,190 km (0.105 R)
• M53: 24,426,340 km (0.091 R)
• M54: 24,992,568 km (0.103 R)
• M55: 25,303,283 km (0.09 R)
• M56: 25,459,164 km (0.078 R)
• M57: 25,563,135 km (0.07 R)
• M58: 26,033,171 km (0.033 R)
• M59: 26,295,566 km (0.114 R)
• M60: 27,727,517 km (0.104 R)
• M61: 28,479,994 km (0.114 R)
• M62: 29,348,110 km (0.063 R)
• M63: 30,169,851 km (0.092 R)
• M64: 31,779,973 km (0.044 R)
• M65: 32,680,253 km (0.059 R)
• M66: 34,275,864 km (0.095 R)
• M67: 35,373,015 km (0.1 R)
• M68: 35,838,414 km (0.077 R)
• M69: 36,013,443 km (0.116 R)
• M70: 36,247,265 km (0.078 R)
• M71: 36,892,929 km (0.109 R)
• M72: 37,424,002 km (0.056 R)
• M73: 38,255,167 km (0.099 R)
• M74: 39,092,467 km (0.105 R)
• M75: 39,754,587 km (0.07 R)
• M76: 40,481,034 km (0.029 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.2

Radius: 13.9

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.55 AU - 10.65 AU

Year: 8990 Days

Day: 10.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 37,905,818 km

• M1: 173,982 km (0.109 R)
• M2: 509,381 km (0.105 R)
• M3: 713,582 km (0.028 R)
• M4: 886,667 km (0.107 R)
• M5: 1,026,690 km (0.103 R)
• M6: 1,644,380 km (0.094 R)
• M7: 1,761,066 km (0.117 R)
• M8: 2,343,002 km (0.113 R)
• M9: 2,701,887 km (0.075 R)
• M10: 2,887,987 km (0.106 R)
• M11: 3,054,489 km (0.119 R)
• M12: 3,649,590 km (0.038 R)
• M13: 3,778,094 km (0.106 R)
• M14: 3,882,214 km (0.089 R)
• M15: 4,066,519 km (0.094 R)
• M16: 5,320,299 km (0.077 R)
• M17: 5,555,167 km (0.07 R)
• M18: 5,644,028 km (0.063 R)
• M19: 5,913,903 km (0.095 R)
• M20: 6,004,709 km (0.091 R)
• M21: 7,456,407 km (0.067 R)
• M22: 8,153,982 km (0.11 R)
• M23: 8,425,202 km (0.098 R)
• M24: 8,803,236 km (0.059 R)
• M25: 8,907,207 km (0.115 R)
• M26: 9,151,650 km (0.093 R)
• M27: 9,647,118 km (0.064 R)
• M28: 9,970,249 km (0.12 R)
• M29: 10,224,117 km (0.12 R)
• M30: 10,406,776 km (0.113 R)
• M31: 11,110,783 km (0.113 R)
• M32: 11,411,774 km (0.117 R)
• M33: 11,525,319 km (0.092 R)
• M34: 11,791,903 km (0.098 R)
• M35: 11,906,644 km (0.111 R)
• M36: 12,331,053 km (0.089 R)
• M37: 12,681,860 km (0.072 R)
• M38: 12,878,282 km (0.107 R)
• M39: 13,115,245 km (0.101 R)
• M40: 13,393,647 km (0.112 R)
• M41: 13,553,567 km (0.058 R)
• M42: 14,077,758 km (0.033 R)
• M43: 14,731,950 km (0.07 R)
• M44: 15,605,751 km (0.044 R)
• M45: 15,816,384 km (0.084 R)
• M46: 15,943,094 km (0.074 R)
• M47: 16,753,914 km (0.061 R)
• M48: 17,186,103 km (0.035 R)
• M49: 17,273,019 km (0.091 R)
• M50: 18,682,829 km (0.097 R)
• M51: 18,816,869 km (0.068 R)
• M52: 20,358,774 km (0.072 R)
• M53: 20,496,853 km (0.117 R)
• M54: 21,284,635 km (0.118 R)
• M55: 21,471,483 km (0.037 R)
• M56: 21,799,701 km (0.112 R)
• M57: 22,129,714 km (0.111 R)
• M58: 22,224,260 km (0.113 R)
• M59: 22,794,527 km (0.071 R)
• M60: 23,901,102 km (0.116 R)
• M61: 24,290,057 km (0.102 R)
• M62: 24,583,119 km (0.071 R)
• M63: 24,681,106 km (0.115 R)
• M64: 25,370,602 km (0.047 R)
• M65: 25,717,669 km (0.112 R)
• M66: 26,316,360 km (0.089 R)
• M67: 26,667,765 km (0.09 R)
• M68: 27,020,667 km (0.07 R)
• M69: 29,742,749 km (0.06 R)
• M70: 30,423,719 km (0.097 R)
• M71: 30,528,886 km (0.093 R)
• M72: 30,792,478 km (0.088 R)
• M73: 31,587,740 km (0.12 R)
• M74: 31,854,323 km (0.104 R)
• M75: 32,712,566 km (0.075 R)
• M76: 33,252,764 km (0.115 R)
• M77: 33,741,501 km (0.053 R)
• M78: 34,616,199 km (0.089 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 13,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit