🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.55 AU - 0.69 AU

Year: 141 Days

Day: 36.1 Hours

Environment

Temp: 404 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,769,430 km

• M1: 29,321 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.89 AU - 1.35 AU

Year: 343 Days

Day: 46.1 Hours

Environment

Temp: 213 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.88 AU - 1.88 AU

Year: 747 Days

Day: 12.2 Hours

Environment

Temp: 91 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.14 AU - 2.38 AU

Year: 984 Days

Day: 30.5 Hours

Environment

Temp: 44 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.34 AU - 7.44 AU

Year: 4679 Days

Day: 25.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.74 AU - 8.92 AU

Year: 5748 Days

Day: 38.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 9.9 AU - 10.96 AU

Year: 9757 Days

Day: 40.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,769,430 km

• M1: 762,201 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.3

Radius: 9.3

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 10.35 AU - 13.49 AU

Year: 11921 Days

Day: 6.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 67,769,430 km

• M1: 165,455 km (0.032 R)
• M2: 326,572 km (0.115 R)
• M3: 394,938 km (0.094 R)
• M4: 458,368 km (0.094 R)
• M5: 537,804 km (0.115 R)
• M6: 610,060 km (0.086 R)
• M7: 1,085,033 km (0.093 R)
• M8: 1,292,974 km (0.094 R)
• M9: 1,584,391 km (0.067 R)
• M10: 1,747,154 km (0.097 R)
• M11: 2,011,493 km (0.105 R)
• M12: 2,268,353 km (0.097 R)
• M13: 2,599,263 km (0.069 R)
• M14: 2,835,628 km (0.103 R)
• M15: 3,012,153 km (0.087 R)
• M16: 3,329,600 km (0.106 R)
• M17: 3,422,201 km (0.062 R)
• M18: 3,657,818 km (0.111 R)
• M19: 4,169,741 km (0.108 R)
• M20: 5,368,619 km (0.097 R)
• M21: 5,477,676 km (0.06 R)
• M22: 5,670,358 km (0.115 R)
• M23: 5,893,259 km (0.045 R)
• M24: 5,977,632 km (0.117 R)
• M25: 6,119,151 km (0.095 R)
• M26: 6,319,014 km (0.063 R)
• M27: 6,902,147 km (0.085 R)
• M28: 7,563,519 km (0.061 R)
• M29: 8,026,075 km (0.055 R)
• M30: 8,371,048 km (0.091 R)
• M31: 8,561,337 km (0.073 R)
• M32: 8,625,065 km (0.056 R)
• M33: 8,720,957 km (0.049 R)
• M34: 9,966,360 km (0.076 R)
• M35: 10,067,039 km (0.049 R)
• M36: 10,746,961 km (0.092 R)
• M37: 11,092,533 km (0.034 R)
• M38: 11,617,621 km (0.119 R)
• M39: 11,723,686 km (0.096 R)
• M40: 11,794,595 km (0.086 R)
• M41: 11,901,109 km (0.106 R)
• M42: 12,043,676 km (0.113 R)
• M43: 12,619,628 km (0.106 R)
• M44: 12,801,389 km (0.092 R)
• M45: 13,426,110 km (0.101 R)
• M46: 14,362,892 km (0.1 R)
• M47: 14,476,736 km (0.117 R)
• M48: 14,552,731 km (0.104 R)
• M49: 16,457,262 km (0.043 R)
• M50: 16,935,526 km (0.118 R)
• M51: 17,337,496 km (0.057 R)
• M52: 18,686,569 km (0.116 R)
• M53: 19,018,676 km (0.065 R)
• M54: 19,143,740 km (0.11 R)
• M55: 19,730,912 km (0.11 R)
• M56: 19,899,808 km (0.079 R)
• M57: 20,281,432 km (0.12 R)
• M58: 20,366,553 km (0.079 R)
• M59: 21,138,329 km (0.104 R)
• M60: 21,267,880 km (0.069 R)
• M61: 22,225,905 km (0.073 R)
• M62: 22,754,435 km (0.117 R)
• M63: 23,197,992 km (0.092 R)
• M64: 23,287,153 km (0.102 R)
• M65: 23,823,910 km (0.114 R)
• M66: 24,909,691 km (0.108 R)
• M67: 25,046,573 km (0.071 R)
• M68: 25,412,639 km (0.09 R)
• M69: 25,550,419 km (0.1 R)
• M70: 25,734,574 km (0.116 R)
• M71: 25,826,726 km (0.108 R)
• M72: 26,243,057 km (0.115 R)
• M73: 26,521,907 km (0.078 R)
• M74: 26,895,004 km (0.109 R)
• M75: 27,363,994 km (0.114 R)
• M76: 29,026,774 km (0.067 R)
• M77: 30,819,705 km (0.056 R)
• M78: 31,902,793 km (0.092 R)
• M79: 32,299,676 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.7

Radius: 8.7

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 12.65 AU - 17.99 AU

Year: 17369 Days

Day: 13.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 67,769,430 km

• M1: 359,783 km (0.095 R)
• M2: 442,361 km (0.105 R)
• M3: 589,715 km (0.119 R)
• M4: 649,554 km (0.116 R)
• M5: 819,796 km (0.092 R)
• M6: 1,004,849 km (0.11 R)
• M7: 1,726,060 km (0.083 R)
• M8: 1,785,002 km (0.115 R)
• M9: 2,089,433 km (0.086 R)
• M10: 2,312,334 km (0.104 R)
• M11: 2,509,654 km (0.074 R)
• M12: 2,712,509 km (0.097 R)
• M13: 3,464,387 km (0.109 R)
• M14: 4,038,993 km (0.094 R)
• M15: 4,157,474 km (0.064 R)
• M16: 4,237,060 km (0.105 R)
• M17: 5,061,494 km (0.104 R)
• M18: 6,159,992 km (0.06 R)
• M19: 6,342,501 km (0.088 R)
• M20: 6,900,501 km (0.089 R)
• M21: 7,090,041 km (0.039 R)
• M22: 7,767,121 km (0.103 R)
• M23: 8,263,188 km (0.092 R)
• M24: 8,464,547 km (0.102 R)
• M25: 9,234,078 km (0.07 R)
• M26: 9,918,937 km (0.097 R)
• M27: 10,402,737 km (0.034 R)
• M28: 10,729,608 km (0.058 R)
• M29: 11,449,174 km (0.116 R)
• M30: 11,730,119 km (0.119 R)
• M31: 12,876,487 km (0.113 R)
• M32: 14,238,576 km (0.085 R)
• M33: 14,298,864 km (0.098 R)
• M34: 15,089,937 km (0.078 R)
• M35: 15,397,959 km (0.082 R)
• M36: 16,778,000 km (0.073 R)
• M37: 18,131,711 km (0.064 R)
• M38: 18,262,459 km (0.093 R)
• M39: 19,386,687 km (0.118 R)
• M40: 20,669,339 km (0.114 R)
• M41: 20,737,556 km (0.073 R)
• M42: 21,011,470 km (0.051 R)
• M43: 22,961,628 km (0.053 R)
• M44: 23,529,501 km (0.079 R)
• M45: 24,389,838 km (0.104 R)
• M46: 24,534,200 km (0.098 R)
• M47: 24,896,377 km (0.03 R)
• M48: 25,479,659 km (0.047 R)
• M49: 26,957,387 km (0.059 R)
• M50: 27,032,036 km (0.084 R)
• M51: 28,690,777 km (0.117 R)
• M52: 31,711,607 km (0.113 R)
• M53: 33,539,992 km (0.114 R)
• M54: 33,780,994 km (0.111 R)
• M55: 35,076,063 km (0.068 R)
• M56: 35,811,636 km (0.052 R)
• M57: 36,717,601 km (0.066 R)
• M58: 36,965,933 km (0.055 R)
• M59: 37,797,847 km (0.114 R)
• M60: 38,636,044 km (0.098 R)
• M61: 40,160,147 km (0.118 R)
• M62: 41,015,248 km (0.102 R)
• M63: 41,101,117 km (0.072 R)
• M64: 41,445,192 km (0.094 R)
• M65: 41,617,529 km (0.064 R)
• M66: 42,222,653 km (0.071 R)
• M67: 42,830,768 km (0.099 R)
• M68: 43,529,091 km (0.114 R)
• M69: 45,380,514 km (0.084 R)
• M70: 47,077,552 km (0.119 R)
• M71: 49,616,079 km (0.079 R)
• M72: 49,890,591 km (0.089 R)
• M73: 50,073,998 km (0.048 R)
• M74: 51,363,831 km (0.072 R)
• M75: 51,549,033 km (0.11 R)
• M76: 52,664,584 km (0.037 R)
• M77: 53,038,130 km (0.111 R)
• M78: 53,318,925 km (0.099 R)
• M79: 54,541,439 km (0.045 R)
• M80: 54,730,381 km (0.087 R)
• M81: 54,824,777 km (0.098 R)
• M82: 55,203,559 km (0.073 R)
• M83: 55,298,255 km (0.102 R)
• M84: 56,249,248 km (0.083 R)
• M85: 56,631,172 km (0.075 R)
• M86: 59,522,898 km (0.076 R)
• M87: 60,204,466 km (0.105 R)
• M88: 60,790,890 km (0.057 R)
• M89: 60,986,714 km (0.058 R)
• M90: 62,857,734 km (0.055 R)
• M91: 64,747,604 km (0.099 R)
• M92: 65,147,928 km (0.076 R)
• M93: 65,348,239 km (0.08 R)
• M94: 66,959,109 km (0.105 R)

Kuiper Belt

Range: 37.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 12,094 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit