🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.39 AU - 0.65 AU

Year: 138 Days

Day: 21.9 Hours

Environment

Temp: 243 °C

Axial Tilt: 112.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.54 AU - 0.88 AU

Year: 220 Days

Day: 36.5 Hours

Environment

Temp: 108 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,313,580 km

• M1: 100,081 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.63 AU - 1.03 AU

Year: 278 Days

Day: 43.3 Hours

Environment

Temp: 117 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,313,580 km

• M1: 213,775 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1 AU - 1.34 AU

Year: 465 Days

Day: 34.4 Hours

Environment

Temp: -8 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,313,580 km

• M1: 100,829 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.06 AU - 2.95 AU

Year: 1451 Days

Day: 34.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,313,580 km

• M1: 851,960 km (0.073 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.01 AU - 4.01 AU

Year: 2414 Days

Day: 36.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,313,580 km

• M1: 138,528 km (0.105 R)
• M2: 471,981 km (0.088 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.59 AU - 5.07 AU

Year: 3308 Days

Day: 42.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,313,580 km

• M1: 474,973 km (0.086 R)
• M2: 1,025,344 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.6

Radius: 8.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.78 AU - 7.64 AU

Year: 6381 Days

Day: 6.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 53,313,580 km

• M1: 146,756 km (0.042 R)
• M2: 270,323 km (0.083 R)
• M3: 572,062 km (0.115 R)
• M4: 652,097 km (0.051 R)
• M5: 758,162 km (0.046 R)
• M6: 1,111,811 km (0.108 R)
• M7: 1,527,394 km (0.091 R)
• M8: 1,584,391 km (0.091 R)
• M9: 1,700,778 km (0.097 R)
• M10: 1,880,595 km (0.048 R)
• M11: 1,973,046 km (0.103 R)
• M12: 2,390,724 km (0.09 R)
• M13: 2,888,735 km (0.068 R)
• M14: 3,213,961 km (0.061 R)
• M15: 3,306,412 km (0.11 R)
• M16: 3,627,449 km (0.109 R)
• M17: 3,781,984 km (0.107 R)
• M18: 3,899,418 km (0.038 R)
• M19: 4,117,681 km (0.111 R)
• M20: 4,483,747 km (0.089 R)
• M21: 4,670,745 km (0.047 R)
• M22: 4,924,014 km (0.058 R)
• M23: 5,116,995 km (0.067 R)
• M24: 5,576,859 km (0.042 R)
• M25: 5,643,729 km (0.077 R)
• M26: 5,845,686 km (0.076 R)
• M27: 5,913,454 km (0.079 R)
• M28: 6,489,406 km (0.111 R)
• M29: 6,867,290 km (0.114 R)
• M30: 7,083,010 km (0.114 R)
• M31: 7,325,359 km (0.053 R)
• M32: 7,545,866 km (0.098 R)
• M33: 8,068,860 km (0.117 R)
• M34: 8,321,980 km (0.094 R)
• M35: 8,500,749 km (0.106 R)
• M36: 8,603,523 km (0.08 R)
• M37: 8,862,178 km (0.068 R)
• M38: 9,018,657 km (0.027 R)
• M39: 9,255,022 km (0.101 R)
• M40: 9,895,301 km (0.064 R)
• M41: 10,220,826 km (0.058 R)
• M42: 10,604,993 km (0.11 R)
• M43: 10,854,522 km (0.06 R)
• M44: 11,022,072 km (0.05 R)
• M45: 11,331,141 km (0.109 R)
• M46: 11,900,660 km (0.112 R)
• M47: 12,949,192 km (0.061 R)
• M48: 13,815,214 km (0.079 R)
• M49: 13,875,651 km (0.047 R)
• M50: 14,209,554 km (0.059 R)
• M51: 14,545,999 km (0.06 R)
• M52: 14,669,118 km (0.053 R)
• M53: 15,164,587 km (0.118 R)
• M54: 15,226,969 km (0.118 R)
• M55: 15,289,351 km (0.105 R)
• M56: 15,477,246 km (0.098 R)
• M57: 16,045,120 km (0.073 R)
• M58: 16,140,413 km (0.079 R)
• M59: 16,845,169 km (0.115 R)
• M60: 16,974,422 km (0.115 R)
• M61: 17,298,899 km (0.119 R)
• M62: 17,396,736 km (0.099 R)
• M63: 18,284,749 km (0.118 R)
• M64: 18,985,615 km (0.101 R)
• M65: 19,254,892 km (0.088 R)
• M66: 19,356,319 km (0.106 R)
• M67: 19,729,266 km (0.095 R)
• M68: 20,620,421 km (0.094 R)
• M69: 21,419,722 km (0.111 R)
• M70: 21,911,151 km (0.11 R)
• M71: 22,087,527 km (0.095 R)
• M72: 22,158,287 km (0.074 R)
• M73: 22,584,043 km (0.11 R)
• M74: 22,940,983 km (0.108 R)
• M75: 23,263,815 km (0.114 R)
• M76: 23,805,210 km (0.111 R)
• M77: 24,095,579 km (0.04 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.8

Radius: 8.9

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 11.14 AU - 12.1 AU

Year: 14541 Days

Day: 9.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 53,313,580 km

• M1: 163,959 km (0.105 R)
• M2: 346,768 km (0.112 R)
• M3: 705,504 km (0.092 R)
• M4: 1,247,497 km (0.042 R)
• M5: 1,405,921 km (0.079 R)
• M6: 1,475,933 km (0.112 R)
• M7: 1,547,141 km (0.047 R)
• M8: 1,869,375 km (0.079 R)
• M9: 2,078,214 km (0.045 R)
• M10: 2,575,627 km (0.117 R)
• M11: 2,691,266 km (0.094 R)
• M12: 3,109,242 km (0.1 R)
• M13: 3,774,205 km (0.082 R)
• M14: 3,972,272 km (0.066 R)
• M15: 4,072,503 km (0.092 R)
• M16: 4,412,988 km (0.104 R)
• M17: 4,482,102 km (0.082 R)
• M18: 4,586,671 km (0.095 R)
• M19: 4,976,822 km (0.101 R)
• M20: 5,267,191 km (0.06 R)
• M21: 6,094,318 km (0.059 R)
• M22: 6,288,047 km (0.114 R)
• M23: 6,444,377 km (0.11 R)
• M24: 6,761,076 km (0.087 R)
• M25: 6,840,961 km (0.064 R)
• M26: 8,035,650 km (0.085 R)
• M27: 8,120,322 km (0.091 R)
• M28: 8,248,079 km (0.093 R)
• M29: 8,505,537 km (0.1 R)
• M30: 8,984,250 km (0.107 R)
• M31: 9,116,345 km (0.092 R)
• M32: 9,249,188 km (0.115 R)
• M33: 10,611,725 km (0.078 R)
• M34: 11,316,481 km (0.089 R)
• M35: 11,698,404 km (0.083 R)
• M36: 12,230,524 km (0.089 R)
• M37: 12,671,837 km (0.114 R)
• M38: 12,968,939 km (0.065 R)
• M39: 14,747,508 km (0.057 R)
• M40: 15,744,577 km (0.082 R)
• M41: 16,385,604 km (0.103 R)
• M42: 18,303,449 km (0.057 R)
• M43: 18,695,545 km (0.108 R)
• M44: 19,317,124 km (0.117 R)
• M45: 19,830,843 km (0.098 R)
• M46: 20,175,816 km (0.102 R)
• M47: 20,522,733 km (0.073 R)
• M48: 20,580,777 km (0.116 R)
• M49: 21,870,910 km (0.114 R)
• M50: 22,227,252 km (0.106 R)
• M51: 22,705,516 km (0.107 R)
• M52: 22,945,770 km (0.071 R)
• M53: 25,707,646 km (0.089 R)
• M54: 26,841,448 km (0.088 R)
• M55: 27,478,286 km (0.11 R)
• M56: 27,606,342 km (0.105 R)
• M57: 27,670,370 km (0.109 R)
• M58: 27,927,230 km (0.112 R)
• M59: 28,962,148 km (0.09 R)
• M60: 29,092,448 km (0.084 R)
• M61: 29,222,897 km (0.106 R)
• M62: 29,418,870 km (0.07 R)
• M63: 30,538,012 km (0.047 R)
• M64: 32,614,430 km (0.092 R)
• M65: 33,567,069 km (0.107 R)
• M66: 33,840,983 km (0.035 R)
• M67: 34,184,310 km (0.097 R)
• M68: 34,597,948 km (0.1 R)
• M69: 34,666,913 km (0.08 R)
• M70: 35,360,449 km (0.037 R)
• M71: 35,569,287 km (0.032 R)
• M72: 35,639,000 km (0.04 R)
• M73: 38,393,845 km (0.117 R)
• M74: 39,399,442 km (0.095 R)
• M75: 40,704,982 km (0.104 R)
• M76: 40,923,994 km (0.094 R)
• M77: 41,877,381 km (0.096 R)
• M78: 42,912,299 km (0.025 R)
• M79: 44,405,286 km (0.071 R)
• M80: 45,233,609 km (0.077 R)
• M81: 46,067,168 km (0.041 R)
• M82: 46,371,450 km (0.107 R)
• M83: 46,829,220 km (0.088 R)
• M84: 47,518,716 km (0.04 R)
• M85: 48,057,269 km (0.063 R)
• M86: 49,062,866 km (0.034 R)
• M87: 50,153,584 km (0.09 R)
• M88: 50,231,823 km (0.119 R)
• M89: 51,016,165 km (0.113 R)
• M90: 51,094,704 km (0.103 R)
• M91: 51,330,919 km (0.091 R)
• M92: 52,994,746 km (0.114 R)
• M93: 53,313,540 km (0.1 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 18,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit