🌌 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: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.42 AU - 0.66 AU

Year: 151 Days

Day: 24.9 Hours

Environment

Temp: 226 °C

Axial Tilt: 167.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,411,783 km

• M1: 37,848 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.55 AU - 0.55 AU

Year: 155 Days

Day: 19 Hours

Environment

Temp: 188 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.51 AU - 0.85 AU

Year: 214 Days

Day: 22.2 Hours

Environment

Temp: 191 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.6 AU - 0.86 AU

Year: 238 Days

Day: 17 Hours

Environment

Temp: 113 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,411,783 km

• M1: 332,556 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.67 AU - 4.19 AU

Year: 2419 Days

Day: 36.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.3

Radius: 9.2

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.27 AU - 5.87 AU

Year: 5006 Days

Day: 13.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 46,411,783 km

• M1: 126,261 km (0.076 R)
• M2: 208,689 km (0.073 R)
• M3: 415,134 km (0.03 R)
• M4: 505,940 km (0.1 R)
• M5: 624,870 km (0.07 R)
• M6: 892,351 km (0.106 R)
• M7: 1,064,987 km (0.116 R)
• M8: 1,168,509 km (0.085 R)
• M9: 1,587,682 km (0.092 R)
• M10: 1,691,952 km (0.085 R)
• M11: 1,923,380 km (0.108 R)
• M12: 2,050,987 km (0.076 R)
• M13: 2,247,858 km (0.104 R)
• M14: 2,519,976 km (0.118 R)
• M15: 3,040,278 km (0.119 R)
• M16: 3,189,726 km (0.115 R)
• M17: 3,341,568 km (0.047 R)
• M18: 3,831,501 km (0.116 R)
• M19: 3,972,721 km (0.072 R)
• M20: 4,449,190 km (0.077 R)
• M21: 4,576,348 km (0.112 R)
• M22: 5,053,416 km (0.073 R)
• M23: 5,275,569 km (0.085 R)
• M24: 5,410,357 km (0.111 R)
• M25: 5,984,513 km (0.113 R)
• M26: 6,172,408 km (0.048 R)
• M27: 6,338,312 km (0.089 R)
• M28: 6,918,602 km (0.078 R)
• M29: 7,820,677 km (0.106 R)
• M30: 8,026,075 km (0.117 R)
• M31: 8,155,478 km (0.074 R)
• M32: 8,759,404 km (0.095 R)
• M33: 8,919,324 km (0.118 R)
• M34: 8,999,658 km (0.084 R)
• M35: 10,373,715 km (0.055 R)
• M36: 10,941,439 km (0.108 R)
• M37: 11,373,926 km (0.114 R)
• M38: 11,723,985 km (0.104 R)
• M39: 11,959,303 km (0.053 R)
• M40: 12,047,865 km (0.067 R)
• M41: 12,674,680 km (0.095 R)
• M42: 12,885,912 km (0.098 R)
• M43: 13,128,709 km (0.109 R)
• M44: 13,866,526 km (0.109 R)
• M45: 14,021,808 km (0.109 R)
• M46: 14,744,067 km (0.108 R)
• M47: 14,807,496 km (0.102 R)
• M48: 15,189,569 km (0.116 R)
• M49: 15,349,789 km (0.081 R)
• M50: 15,478,443 km (0.075 R)
• M51: 16,028,813 km (0.116 R)
• M52: 16,585,617 km (0.089 R)
• M53: 16,783,684 km (0.078 R)
• M54: 17,718,372 km (0.064 R)
• M55: 18,124,081 km (0.088 R)
• M56: 18,532,783 km (0.098 R)
• M57: 18,875,811 km (0.074 R)
• M58: 18,944,626 km (0.077 R)
• M59: 19,290,197 km (0.057 R)
• M60: 19,463,730 km (0.107 R)
• M61: 19,602,856 km (0.099 R)
• M62: 19,672,569 km (0.087 R)
• M63: 19,777,287 km (0.088 R)
• M64: 19,987,472 km (0.064 R)
• M65: 20,657,372 km (0.095 R)
• M66: 21,406,558 km (0.071 R)
• M67: 21,730,437 km (0.103 R)
• M68: 21,911,002 km (0.071 R)
• M69: 22,455,688 km (0.113 R)
• M70: 22,601,695 km (0.095 R)
• M71: 23,189,016 km (0.081 R)
• M72: 23,930,124 km (0.059 R)
• M73: 24,153,923 km (0.102 R)
• M74: 24,791,958 km (0.029 R)
• M75: 25,131,993 km (0.108 R)
• M76: 25,359,532 km (0.056 R)
• M77: 25,473,525 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.7

Radius: 4.6

Gravity: 39.49 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 14.32 AU - 15.64 AU

Year: 22078 Days

Day: 15.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 46,411,783 km

• M1: 485,744 km (0.036 R)
• M2: 1,462,319 km (0.077 R)
• M3: 1,562,251 km (0.114 R)
• M4: 1,664,426 km (0.066 R)
• M5: 1,804,150 km (0.113 R)
• M6: 1,947,764 km (0.089 R)
• M7: 2,020,918 km (0.114 R)
• M8: 2,558,273 km (0.086 R)
• M9: 3,052,245 km (0.092 R)
• M10: 3,755,355 km (0.099 R)
• M11: 4,125,012 km (0.083 R)
• M12: 4,171,985 km (0.069 R)
• M13: 4,848,916 km (0.114 R)
• M14: 5,200,172 km (0.046 R)
• M15: 5,250,885 km (0.104 R)
• M16: 6,086,539 km (0.07 R)
• M17: 6,519,774 km (0.072 R)
• M18: 6,962,734 km (0.118 R)
• M19: 7,530,158 km (0.103 R)
• M20: 8,890,601 km (0.082 R)
• M21: 10,006,901 km (0.104 R)
• M22: 10,260,918 km (0.104 R)
• M23: 11,101,209 km (0.08 R)
• M24: 13,470,391 km (0.114 R)
• M25: 13,891,658 km (0.087 R)
• M26: 14,174,997 km (0.108 R)
• M27: 14,819,464 km (0.12 R)
• M28: 16,210,874 km (0.052 R)
• M29: 16,583,822 km (0.112 R)
• M30: 17,873,355 km (0.097 R)
• M31: 18,336,061 km (0.119 R)
• M32: 18,491,194 km (0.042 R)
• M33: 19,352,130 km (0.119 R)
• M34: 19,747,817 km (0.061 R)
• M35: 20,226,081 km (0.095 R)
• M36: 20,546,968 km (0.086 R)
• M37: 20,627,602 km (0.075 R)
• M38: 20,708,085 km (0.107 R)
• M39: 20,950,583 km (0.034 R)
• M40: 21,520,102 km (0.069 R)
• M41: 21,601,783 km (0.103 R)
• M42: 22,508,047 km (0.077 R)
• M43: 22,840,603 km (0.111 R)
• M44: 24,272,255 km (0.07 R)
• M45: 24,357,376 km (0.113 R)
• M46: 24,613,338 km (0.095 R)
• M47: 25,213,973 km (0.105 R)
• M48: 25,819,396 km (0.093 R)
• M49: 26,254,875 km (0.03 R)
• M50: 27,486,814 km (0.096 R)
• M51: 28,468,026 km (0.079 R)
• M52: 28,557,785 km (0.066 R)
• M53: 30,464,559 km (0.064 R)
• M54: 30,832,271 km (0.043 R)
• M55: 31,479,581 km (0.116 R)
• M56: 32,881,462 km (0.094 R)
• M57: 33,353,294 km (0.066 R)
• M58: 33,447,990 km (0.072 R)
• M59: 33,637,530 km (0.117 R)
• M60: 34,399,282 km (0.119 R)
• M61: 35,939,692 km (0.082 R)
• M62: 39,087,380 km (0.049 R)
• M63: 39,787,648 km (0.082 R)
• M64: 40,088,938 km (0.049 R)
• M65: 40,896,318 km (0.072 R)
• M66: 42,015,160 km (0.104 R)
• M67: 46,378,631 km (0.11 R)
• M68: 50,557,348 km (0.096 R)
• M69: 52,086,538 km (0.106 R)
• M70: 52,526,206 km (0.113 R)
• M71: 54,742,947 km (0.035 R)
• M72: 58,125,056 km (0.106 R)
• M73: 59,726,351 km (0.028 R)
• M74: 61,342,008 km (0.091 R)
• M75: 61,457,947 km (0.06 R)
• M76: 62,388,296 km (0.08 R)
• M77: 63,910,006 km (0.08 R)
• M78: 64,380,640 km (0.114 R)
• M79: 66,155,769 km (0.108 R)
• M80: 67,947,054 km (0.045 R)
• M81: 68,067,031 km (0.059 R)
• M82: 71,333,052 km (0.049 R)
• M83: 73,169,515 km (0.097 R)
• M84: 73,415,604 km (0.089 R)
• M85: 74,031,797 km (0.083 R)
• M86: 74,773,653 km (0.081 R)
• M87: 77,639,949 km (0.068 R)
• M88: 78,393,623 km (0.107 R)
• M89: 79,402,211 km (0.116 R)
• M90: 80,796,015 km (0.061 R)
• M91: 83,736,511 km (0.113 R)
• M92: 83,993,819 km (0.092 R)
• M93: 84,251,426 km (0.081 R)
• M94: 85,284,549 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124.8

Radius: 5.8

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 12.84 AU - 17.34 AU

Year: 22322 Days

Day: 19.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 46,411,783 km

• M1: 184,005 km (0.055 R)
• M2: 544,237 km (0.088 R)
• M3: 590,164 km (0.076 R)
• M4: 653,593 km (0.096 R)
• M5: 857,794 km (0.066 R)
• M6: 967,449 km (0.075 R)
• M7: 1,140,385 km (0.095 R)
• M8: 2,657,307 km (0.04 R)
• M9: 2,927,331 km (0.083 R)
• M10: 3,909,890 km (0.043 R)
• M11: 4,279,247 km (0.06 R)
• M12: 4,373,344 km (0.111 R)
• M13: 4,919,227 km (0.048 R)
• M14: 4,984,900 km (0.111 R)
• M15: 5,116,995 km (0.068 R)
• M16: 5,452,543 km (0.083 R)
• M17: 6,039,266 km (0.06 R)
• M18: 7,916,121 km (0.117 R)
• M19: 8,618,333 km (0.102 R)
• M20: 9,544,195 km (0.097 R)
• M21: 10,290,688 km (0.097 R)
• M22: 11,055,881 km (0.096 R)
• M23: 11,795,194 km (0.102 R)
• M24: 13,092,955 km (0.1 R)
• M25: 13,138,583 km (0.052 R)
• M26: 13,781,853 km (0.108 R)
• M27: 15,098,913 km (0.107 R)
• M28: 15,869,492 km (0.08 R)
• M29: 16,210,575 km (0.11 R)
• M30: 17,298,301 km (0.102 R)
• M31: 18,409,514 km (0.046 R)
• M32: 19,543,466 km (0.1 R)
• M33: 20,329,603 km (0.056 R)
• M34: 20,912,735 km (0.093 R)
• M35: 21,878,689 km (0.088 R)
• M36: 22,203,765 km (0.107 R)
• M37: 23,631,377 km (0.055 R)
• M38: 25,999,512 km (0.116 R)
• M39: 27,853,777 km (0.082 R)
• M40: 28,147,288 km (0.103 R)
• M41: 28,560,029 km (0.044 R)
• M42: 28,915,324 km (0.083 R)
• M43: 29,153,035 km (0.099 R)
• M44: 29,212,575 km (0.111 R)
• M45: 29,990,184 km (0.068 R)
• M46: 30,653,501 km (0.074 R)
• M47: 31,138,946 km (0.102 R)
• M48: 34,104,275 km (0.063 R)
• M49: 34,670,204 km (0.092 R)
• M50: 35,429,713 km (0.077 R)
• M51: 37,352,195 km (0.112 R)
• M52: 37,675,925 km (0.086 R)
• M53: 38,521,900 km (0.071 R)
• M54: 38,587,275 km (0.082 R)
• M55: 39,111,316 km (0.092 R)
• M56: 40,564,360 km (0.117 R)
• M57: 41,431,280 km (0.076 R)
• M58: 41,699,359 km (0.11 R)
• M59: 41,833,549 km (0.118 R)
• M60: 43,047,834 km (0.119 R)
• M61: 44,000,324 km (0.067 R)
• M62: 44,410,671 km (0.084 R)
• M63: 45,028,510 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 14,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit