🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.45 AU - 0.71 AU

Year: 155 Days

Day: 47.7 Hours

Environment

Temp: 219 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.58 AU - 0.64 AU

Year: 167 Days

Day: 24.6 Hours

Environment

Temp: 197 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.53 AU - 0.81 AU

Year: 193 Days

Day: 38.4 Hours

Environment

Temp: 214 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.93 AU - 0.97 AU

Year: 325 Days

Day: 34.2 Hours

Environment

Temp: 169 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.53 AU - 2.09 AU

Year: 856 Days

Day: 13.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 165.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.53 AU - 5.55 AU

Year: 3977 Days

Day: 30.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.51 AU - 6.35 AU

Year: 4447 Days

Day: 32.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,901,762 km

• M1: 908,957 km (0.112 R)
• M2: 4,236,612 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.6

Radius: 10.8

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.53 AU - 7.23 AU

Year: 5011 Days

Day: 13.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 61,901,762 km

• M1: 158,275 km (0.047 R)
• M2: 245,041 km (0.115 R)
• M3: 466,596 km (0.112 R)
• M4: 609,312 km (0.078 R)
• M5: 780,153 km (0.108 R)
• M6: 1,212,790 km (0.119 R)
• M7: 1,649,317 km (0.078 R)
• M8: 1,729,501 km (0.105 R)
• M9: 1,811,032 km (0.095 R)
• M10: 2,273,888 km (0.107 R)
• M11: 2,491,403 km (0.108 R)
• M12: 2,640,253 km (0.08 R)
• M13: 2,830,541 km (0.104 R)
• M14: 3,064,961 km (0.098 R)
• M15: 3,184,490 km (0.102 R)
• M16: 3,366,850 km (0.107 R)
• M17: 3,449,129 km (0.106 R)
• M18: 3,636,425 km (0.108 R)
• M19: 3,763,284 km (0.096 R)
• M20: 4,152,687 km (0.105 R)
• M21: 4,555,106 km (0.103 R)
• M22: 4,715,026 km (0.049 R)
• M23: 4,807,178 km (0.085 R)
• M24: 5,134,797 km (0.119 R)
• M25: 5,615,455 km (0.091 R)
• M26: 6,010,394 km (0.081 R)
• M27: 6,160,889 km (0.103 R)
• M28: 6,542,513 km (0.083 R)
• M29: 6,958,096 km (0.037 R)
• M30: 7,543,473 km (0.117 R)
• M31: 7,814,843 km (0.055 R)
• M32: 8,507,481 km (0.043 R)
• M33: 8,846,919 km (0.116 R)
• M34: 9,018,208 km (0.096 R)
• M35: 9,306,334 km (0.093 R)
• M36: 9,509,787 km (0.074 R)
• M37: 9,685,415 km (0.03 R)
• M38: 9,832,619 km (0.079 R)
• M39: 10,489,055 km (0.085 R)
• M40: 10,700,885 km (0.11 R)
• M41: 10,975,248 km (0.065 R)
• M42: 11,843,963 km (0.11 R)
• M43: 12,127,899 km (0.118 R)
• M44: 12,414,080 km (0.079 R)
• M45: 13,090,562 km (0.086 R)
• M46: 13,384,073 km (0.105 R)
• M47: 14,011,037 km (0.072 R)
• M48: 14,681,385 km (0.094 R)
• M49: 15,156,807 km (0.117 R)
• M50: 15,568,351 km (0.086 R)
• M51: 15,637,316 km (0.112 R)
• M52: 16,122,911 km (0.091 R)
• M53: 16,367,503 km (0.091 R)
• M54: 16,437,664 km (0.07 R)
• M55: 16,683,753 km (0.115 R)
• M56: 17,002,247 km (0.078 R)
• M57: 17,537,209 km (0.11 R)
• M58: 18,477,880 km (0.114 R)
• M59: 20,294,746 km (0.102 R)
• M60: 20,672,481 km (0.114 R)
• M61: 21,281,793 km (0.092 R)
• M62: 21,819,747 km (0.093 R)
• M63: 22,517,920 km (0.106 R)
• M64: 22,830,580 km (0.082 R)
• M65: 23,223,573 km (0.109 R)
• M66: 24,015,993 km (0.079 R)
• M67: 24,295,442 km (0.09 R)
• M68: 24,415,569 km (0.063 R)
• M69: 25,059,588 km (0.071 R)
• M70: 26,158,833 km (0.114 R)
• M71: 26,322,942 km (0.094 R)
• M72: 27,065,995 km (0.06 R)
• M73: 27,315,374 km (0.115 R)
• M74: 27,440,139 km (0.074 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.7

Radius: 12.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7 AU - 8.26 AU

Year: 7407 Days

Day: 8.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 61,901,762 km

• M1: 154,834 km (0.12 R)
• M2: 282,740 km (0.096 R)
• M3: 392,246 km (0.107 R)
• M4: 631,004 km (0.045 R)
• M5: 978,669 km (0.096 R)
• M6: 1,384,528 km (0.113 R)
• M7: 1,579,305 km (0.117 R)
• M8: 1,879,398 km (0.082 R)
• M9: 2,056,372 km (0.106 R)
• M10: 2,177,397 km (0.035 R)
• M11: 2,280,171 km (0.038 R)
• M12: 2,363,646 km (0.101 R)
• M13: 2,598,665 km (0.106 R)
• M14: 2,931,520 km (0.089 R)
• M15: 3,349,347 km (0.063 R)
• M16: 3,662,904 km (0.087 R)
• M17: 4,164,057 km (0.09 R)
• M18: 4,633,794 km (0.079 R)
• M19: 5,230,839 km (0.069 R)
• M20: 6,289,693 km (0.097 R)
• M21: 6,437,795 km (0.116 R)
• M22: 6,527,254 km (0.101 R)
• M23: 6,828,544 km (0.058 R)
• M24: 6,919,799 km (0.099 R)
• M25: 7,664,497 km (0.104 R)
• M26: 7,759,342 km (0.118 R)
• M27: 8,046,421 km (0.052 R)
• M28: 8,142,911 km (0.039 R)
• M29: 9,195,781 km (0.113 R)
• M30: 9,465,805 km (0.085 R)
• M31: 9,807,038 km (0.115 R)
• M32: 9,979,076 km (0.078 R)
• M33: 10,221,723 km (0.093 R)
• M34: 10,854,672 km (0.081 R)
• M35: 11,247,666 km (0.09 R)
• M36: 11,645,446 km (0.11 R)
• M37: 13,017,259 km (0.09 R)
• M38: 13,168,502 km (0.101 R)
• M39: 13,358,641 km (0.114 R)
• M40: 14,011,486 km (0.09 R)
• M41: 14,950,961 km (0.101 R)
• M42: 15,991,564 km (0.105 R)
• M43: 16,316,490 km (0.119 R)
• M44: 16,438,861 km (0.118 R)
• M45: 16,931,637 km (0.062 R)
• M46: 17,138,381 km (0.098 R)
• M47: 17,262,846 km (0.069 R)
• M48: 17,470,937 km (0.087 R)
• M49: 18,353,864 km (0.059 R)
• M50: 18,822,254 km (0.073 R)
• M51: 20,075,885 km (0.081 R)
• M52: 20,250,914 km (0.097 R)
• M53: 20,514,356 km (0.041 R)
• M54: 21,311,713 km (0.114 R)
• M55: 21,669,252 km (0.119 R)
• M56: 21,893,798 km (0.114 R)
• M57: 22,345,284 km (0.106 R)
• M58: 22,663,030 km (0.08 R)
• M59: 23,441,089 km (0.094 R)
• M60: 25,070,359 km (0.117 R)
• M61: 25,353,398 km (0.036 R)
• M62: 25,590,062 km (0.063 R)
• M63: 25,827,474 km (0.108 R)
• M64: 26,065,484 km (0.114 R)
• M65: 26,304,392 km (0.045 R)
• M66: 27,996,494 km (0.063 R)
• M67: 28,486,427 km (0.083 R)
• M68: 28,781,733 km (0.054 R)
• M69: 29,078,086 km (0.039 R)
• M70: 29,673,785 km (0.109 R)
• M71: 30,023,245 km (0.068 R)
• M72: 30,173,292 km (0.096 R)
• M73: 30,373,903 km (0.113 R)
• M74: 30,927,864 km (0.085 R)
• M75: 31,130,120 km (0.047 R)
• M76: 32,096,822 km (0.037 R)
• M77: 33,228,380 km (0.105 R)
• M78: 33,851,156 km (0.078 R)
• M79: 34,111,905 km (0.046 R)
• M80: 34,373,103 km (0.096 R)
• M81: 35,161,035 km (0.058 R)
• M82: 35,266,501 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.7

Radius: 4.8

Gravity: 11.01 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 12.8 AU - 20.72 AU

Year: 24115 Days

Day: 24.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 61,901,762 km

• M1: 69,862 km (0.112 R)
• M2: 482,154 km (0.114 R)
• M3: 968,646 km (0.11 R)
• M4: 1,485,357 km (0.096 R)
• M5: 1,538,465 km (0.12 R)
• M6: 1,674,150 km (0.107 R)
• M7: 2,346,742 km (0.115 R)
• M8: 2,502,922 km (0.034 R)
• M9: 2,630,379 km (0.114 R)
• M10: 2,792,693 km (0.093 R)
• M11: 3,093,235 km (0.094 R)
• M12: 3,368,794 km (0.069 R)
• M13: 3,906,748 km (0.112 R)
• M14: 4,586,970 km (0.068 R)
• M15: 4,980,562 km (0.049 R)
• M16: 6,224,767 km (0.115 R)
• M17: 6,441,086 km (0.12 R)
• M18: 6,572,134 km (0.108 R)
• M19: 8,832,408 km (0.082 R)
• M20: 9,419,430 km (0.115 R)
• M21: 9,617,797 km (0.075 R)
• M22: 9,918,040 km (0.103 R)
• M23: 10,527,801 km (0.101 R)
• M24: 10,682,036 km (0.083 R)
• M25: 10,940,990 km (0.117 R)
• M26: 12,211,973 km (0.046 R)
• M27: 12,537,050 km (0.094 R)
• M28: 12,755,313 km (0.081 R)
• M29: 12,919,871 km (0.054 R)
• M30: 12,974,773 km (0.089 R)
• M31: 13,140,228 km (0.089 R)
• M32: 13,584,833 km (0.112 R)
• M33: 14,091,072 km (0.056 R)
• M34: 14,261,015 km (0.071 R)
• M35: 14,890,523 km (0.053 R)
• M36: 15,529,007 km (0.114 R)
• M37: 15,881,011 km (0.115 R)
• M38: 15,939,952 km (0.116 R)
• M39: 16,413,878 km (0.092 R)
• M40: 16,652,637 km (0.101 R)
• M41: 17,073,156 km (0.105 R)
• M42: 17,863,482 km (0.113 R)
• M43: 18,790,241 km (0.111 R)
• M44: 19,605,848 km (0.096 R)
• M45: 21,924,166 km (0.086 R)
• M46: 22,055,513 km (0.105 R)
• M47: 22,384,928 km (0.108 R)
• M48: 22,451,050 km (0.065 R)
• M49: 22,715,988 km (0.088 R)
• M50: 23,249,005 km (0.099 R)
• M51: 24,395,523 km (0.057 R)
• M52: 24,463,441 km (0.113 R)
• M53: 24,872,890 km (0.116 R)
• M54: 25,009,772 km (0.089 R)
• M55: 25,353,398 km (0.104 R)
• M56: 25,491,178 km (0.076 R)
• M57: 25,767,635 km (0.038 R)
• M58: 26,184,115 km (0.096 R)
• M59: 28,801,330 km (0.048 R)
• M60: 29,233,518 km (0.106 R)
• M61: 32,842,417 km (0.098 R)
• M62: 33,520,544 km (0.069 R)
• M63: 33,596,091 km (0.12 R)
• M64: 33,975,023 km (0.076 R)
• M65: 34,966,857 km (0.111 R)
• M66: 36,045,607 km (0.108 R)
• M67: 36,123,099 km (0.119 R)
• M68: 36,355,873 km (0.087 R)
• M69: 36,589,096 km (0.09 R)
• M70: 36,978,948 km (0.119 R)
• M71: 37,370,146 km (0.072 R)
• M72: 37,527,075 km (0.096 R)
• M73: 38,314,707 km (0.066 R)
• M74: 39,107,875 km (0.084 R)
• M75: 40,227,316 km (0.113 R)
• M76: 40,549,101 km (0.09 R)
• M77: 41,763,238 km (0.119 R)
• M78: 43,483,164 km (0.071 R)
• M79: 44,393,318 km (0.065 R)
• M80: 45,644,405 km (0.092 R)
• M81: 45,979,953 km (0.045 R)
• M82: 46,907,160 km (0.091 R)
• M83: 47,585,287 km (0.066 R)
• M84: 48,351,977 km (0.116 R)
• M85: 51,634,154 km (0.054 R)
• M86: 53,125,645 km (0.11 R)
• M87: 54,453,326 km (0.062 R)
• M88: 56,240,572 km (0.111 R)
• M89: 56,330,330 km (0.106 R)
• M90: 57,051,093 km (0.032 R)
• M91: 58,228,578 km (0.075 R)
• M92: 58,683,654 km (0.083 R)
• M93: 58,774,759 km (0.082 R)
• M94: 58,957,269 km (0.092 R)
• M95: 59,597,249 km (0.106 R)
• M96: 59,688,802 km (0.102 R)
• M97: 60,147,619 km (0.039 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 18,985 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit