🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.48 AU - 0.64 AU

Year: 151 Days

Day: 12.2 Hours

Environment

Temp: 222 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,348,920 km

• M1: 558,299 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.67 AU - 0.83 AU

Year: 234 Days

Day: 47.7 Hours

Environment

Temp: 201 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,348,920 km

• M1: 151,543 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.86 AU - 1.06 AU

Year: 339 Days

Day: 15.4 Hours

Environment

Temp: 114 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.18 AU - 2.24 AU

Year: 1182 Days

Day: 19.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,348,920 km

• M1: 391,797 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.17 AU - 2.61 AU

Year: 1330 Days

Day: 44.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.12 AU - 4.86 AU

Year: 2868 Days

Day: 45.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859

Radius: 14.3

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.65 AU - 7.91 AU

Year: 6354 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 86,348,920 km

• M1: 285,433 km (0.112 R)
• M2: 395,537 km (0.044 R)
• M3: 577,747 km (0.096 R)
• M4: 897,138 km (0.119 R)
• M5: 990,338 km (0.108 R)
• M6: 1,103,583 km (0.103 R)
• M7: 1,256,173 km (0.11 R)
• M8: 1,699,581 km (0.111 R)
• M9: 2,042,909 km (0.048 R)
• M10: 2,364,694 km (0.086 R)
• M11: 2,985,375 km (0.111 R)
• M12: 3,178,955 km (0.114 R)
• M13: 3,451,971 km (0.068 R)
• M14: 4,902,322 km (0.071 R)
• M15: 5,102,933 km (0.097 R)
• M16: 5,394,350 km (0.049 R)
• M17: 5,811,428 km (0.1 R)
• M18: 6,054,675 km (0.075 R)
• M19: 6,363,295 km (0.076 R)
• M20: 6,582,606 km (0.061 R)
• M21: 6,740,730 km (0.116 R)
• M22: 7,418,708 km (0.075 R)
• M23: 8,425,202 km (0.088 R)
• M24: 9,119,935 km (0.108 R)
• M25: 9,761,111 km (0.038 R)
• M26: 10,416,799 km (0.105 R)
• M27: 10,638,653 km (0.115 R)
• M28: 10,936,801 km (0.109 R)
• M29: 11,086,848 km (0.101 R)
• M30: 11,351,187 km (0.063 R)
• M31: 11,503,328 km (0.073 R)
• M32: 11,732,512 km (0.111 R)
• M33: 12,704,300 km (0.112 R)
• M34: 13,020,849 km (0.081 R)
• M35: 13,140,079 km (0.09 R)
• M36: 13,621,185 km (0.072 R)
• M37: 14,353,616 km (0.112 R)
• M38: 14,724,619 km (0.097 R)
• M39: 15,560,572 km (0.081 R)
• M40: 15,899,262 km (0.05 R)
• M41: 16,197,560 km (0.116 R)
• M42: 17,629,062 km (0.085 R)
• M43: 18,204,116 km (0.067 R)
• M44: 18,740,424 km (0.085 R)
• M45: 19,600,313 km (0.12 R)
• M46: 20,103,859 km (0.118 R)
• M47: 20,334,240 km (0.082 R)
• M48: 20,426,692 km (0.073 R)
• M49: 20,890,744 km (0.055 R)
• M50: 21,311,413 km (0.07 R)
• M51: 21,829,321 km (0.079 R)
• M52: 22,018,712 km (0.11 R)
• M53: 22,542,305 km (0.112 R)
• M54: 22,781,661 km (0.087 R)
• M55: 22,925,574 km (0.056 R)
• M56: 23,166,427 km (0.097 R)
• M57: 23,991,011 km (0.085 R)
• M58: 24,284,522 km (0.042 R)
• M59: 25,072,603 km (0.104 R)
• M60: 25,370,452 km (0.104 R)
• M61: 25,819,246 km (0.094 R)
• M62: 26,170,053 km (0.097 R)
• M63: 26,270,732 km (0.084 R)
• M64: 26,371,412 km (0.111 R)
• M65: 26,472,241 km (0.069 R)
• M66: 26,573,070 km (0.112 R)
• M67: 27,436,249 km (0.114 R)
• M68: 27,538,425 km (0.119 R)
• M69: 27,743,075 km (0.068 R)
• M70: 27,845,699 km (0.097 R)
• M71: 28,051,097 km (0.045 R)
• M72: 31,459,834 km (0.103 R)
• M73: 32,318,825 km (0.049 R)
• M74: 32,480,690 km (0.071 R)
• M75: 33,130,992 km (0.107 R)
• M76: 33,512,466 km (0.094 R)
• M77: 34,886,373 km (0.094 R)
• M78: 35,107,927 km (0.086 R)
• M79: 37,122,861 km (0.044 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.5

Radius: 9.2

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 8 AU - 13 AU

Year: 12245 Days

Day: 14.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 86,348,920 km

• M1: 156,928 km (0.053 R)
• M2: 257,757 km (0.101 R)
• M3: 571,763 km (0.112 R)
• M4: 662,419 km (0.11 R)
• M5: 818,450 km (0.043 R)
• M6: 2,551,990 km (0.1 R)
• M7: 3,026,963 km (0.071 R)
• M8: 3,808,163 km (0.114 R)
• M9: 4,057,992 km (0.041 R)
• M10: 4,239,753 km (0.082 R)
• M11: 4,536,107 km (0.111 R)
• M12: 4,611,205 km (0.12 R)
• M13: 5,266,743 km (0.096 R)
• M14: 5,345,880 km (0.072 R)
• M15: 5,425,316 km (0.118 R)
• M16: 6,116,608 km (0.077 R)
• M17: 6,199,785 km (0.1 R)
• M18: 6,493,894 km (0.107 R)
• M19: 6,706,772 km (0.117 R)
• M20: 7,052,193 km (0.086 R)
• M21: 7,850,597 km (0.093 R)
• M22: 8,677,424 km (0.112 R)
• M23: 10,017,971 km (0.088 R)
• M24: 10,562,058 km (0.115 R)
• M25: 11,576,033 km (0.087 R)
• M26: 12,094,539 km (0.047 R)
• M27: 12,251,617 km (0.107 R)
• M28: 12,462,101 km (0.107 R)
• M29: 12,833,253 km (0.084 R)
• M30: 12,993,473 km (0.067 R)
• M31: 13,968,701 km (0.118 R)
• M32: 14,133,558 km (0.099 R)
• M33: 15,816,983 km (0.09 R)
• M34: 16,740,600 km (0.06 R)
• M35: 17,208,841 km (0.118 R)
• M36: 17,267,633 km (0.101 R)
• M37: 17,740,811 km (0.054 R)
• M38: 18,098,500 km (0.077 R)
• M39: 18,398,444 km (0.115 R)
• M40: 19,064,005 km (0.113 R)
• M41: 19,369,184 km (0.051 R)
• M42: 19,860,763 km (0.06 R)
• M43: 20,605,910 km (0.06 R)
• M44: 21,233,772 km (0.102 R)
• M45: 22,123,431 km (0.034 R)
• M46: 22,637,150 km (0.083 R)
• M47: 24,268,066 km (0.115 R)
• M48: 25,064,375 km (0.075 R)
• M49: 25,264,687 km (0.1 R)
• M50: 25,465,746 km (0.1 R)
• M51: 25,532,766 km (0.118 R)
• M52: 25,667,105 km (0.102 R)
• M53: 26,071,618 km (0.085 R)
• M54: 26,410,457 km (0.086 R)
• M55: 26,750,642 km (0.091 R)
• M56: 26,818,859 km (0.111 R)
• M57: 26,955,442 km (0.084 R)
• M58: 27,917,955 km (0.08 R)
• M59: 28,333,986 km (0.078 R)
• M60: 29,876,939 km (0.099 R)
• M61: 29,947,699 km (0.116 R)
• M62: 30,231,336 km (0.034 R)
• M63: 34,443,713 km (0.112 R)
• M64: 36,164,238 km (0.115 R)
• M65: 36,239,785 km (0.114 R)
• M66: 36,315,182 km (0.083 R)
• M67: 36,617,819 km (0.114 R)
• M68: 37,301,481 km (0.104 R)
• M69: 37,453,921 km (0.114 R)
• M70: 37,683,105 km (0.039 R)
• M71: 38,835,906 km (0.111 R)
• M72: 41,097,228 km (0.118 R)
• M73: 41,728,531 km (0.097 R)
• M74: 44,527,956 km (0.092 R)
• M75: 45,664,750 km (0.036 R)
• M76: 46,975,527 km (0.101 R)
• M77: 47,470,247 km (0.118 R)
• M78: 47,552,825 km (0.07 R)
• M79: 51,914,650 km (0.105 R)
• M80: 52,170,163 km (0.081 R)
• M81: 52,596,966 km (0.111 R)
• M82: 53,884,255 km (0.118 R)
• M83: 54,056,742 km (0.105 R)
• M84: 54,661,716 km (0.075 R)
• M85: 54,834,950 km (0.119 R)
• M86: 55,442,766 km (0.09 R)
• M87: 55,616,898 km (0.109 R)
• M88: 55,878,245 km (0.026 R)
• M89: 56,928,273 km (0.075 R)
• M90: 57,367,642 km (0.116 R)
• M91: 58,958,765 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.8

Radius: 6.9

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 13.96 AU - 19.4 AU

Year: 24517 Days

Day: 24.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 86,348,920 km

• M1: 189,840 km (0.085 R)
• M2: 428,747 km (0.108 R)
• M3: 646,113 km (0.112 R)
• M4: 830,867 km (0.119 R)
• M5: 1,299,856 km (0.078 R)
• M6: 2,013,587 km (0.114 R)
• M7: 2,254,440 km (0.054 R)
• M8: 2,568,446 km (0.11 R)
• M9: 3,591,246 km (0.109 R)
• M10: 3,736,356 km (0.08 R)
• M11: 3,883,262 km (0.097 R)
• M12: 4,335,645 km (0.114 R)
• M13: 4,804,784 km (0.103 R)
• M14: 5,496,675 km (0.092 R)
• M15: 5,706,112 km (0.052 R)
• M16: 6,003,811 km (0.119 R)
• M17: 6,176,148 km (0.076 R)
• M18: 6,437,795 km (0.052 R)
• M19: 6,569,890 km (0.117 R)
• M20: 6,614,171 km (0.117 R)
• M21: 6,792,192 km (0.056 R)
• M22: 7,062,216 km (0.052 R)
• M23: 8,368,355 km (0.114 R)
• M24: 9,098,243 km (0.069 R)
• M25: 9,797,763 km (0.118 R)
• M26: 10,566,247 km (0.046 R)
• M27: 11,300,922 km (0.057 R)
• M28: 11,354,030 km (0.066 R)
• M29: 11,407,286 km (0.075 R)
• M30: 11,728,174 km (0.116 R)
• M31: 12,543,333 km (0.096 R)
• M32: 12,653,437 km (0.11 R)
• M33: 12,874,542 km (0.075 R)
• M34: 13,041,344 km (0.064 R)
• M35: 13,376,892 km (0.104 R)
• M36: 13,432,991 km (0.097 R)
• M37: 14,170,808 km (0.114 R)
• M38: 14,228,104 km (0.102 R)
• M39: 14,285,400 km (0.086 R)
• M40: 14,573,376 km (0.036 R)
• M41: 14,979,833 km (0.069 R)
• M42: 16,101,817 km (0.102 R)
• M43: 16,824,225 km (0.104 R)
• M44: 16,945,699 km (0.075 R)
• M45: 17,250,579 km (0.088 R)
• M46: 17,742,158 km (0.097 R)
• M47: 17,865,726 km (0.085 R)
• M48: 18,991,150 km (0.026 R)
• M49: 19,882,305 km (0.105 R)
• M50: 20,851,998 km (0.106 R)
• M51: 22,035,916 km (0.108 R)
• M52: 22,435,492 km (0.099 R)
• M53: 22,569,232 km (0.055 R)
• M54: 23,106,588 km (0.12 R)
• M55: 23,784,266 km (0.066 R)
• M56: 26,066,681 km (0.095 R)
• M57: 26,630,515 km (0.06 R)
• M58: 27,127,180 km (0.079 R)
• M59: 28,273,698 km (0.063 R)
• M60: 29,289,767 km (0.087 R)
• M61: 30,539,657 km (0.118 R)
• M62: 31,881,999 km (0.042 R)
• M63: 31,957,247 km (0.113 R)
• M64: 32,333,785 km (0.111 R)
• M65: 32,863,511 km (0.083 R)
• M66: 33,091,348 km (0.114 R)
• M67: 33,243,639 km (0.079 R)
• M68: 34,623,978 km (0.102 R)
• M69: 34,855,855 km (0.105 R)
• M70: 37,282,033 km (0.107 R)
• M71: 37,361,171 km (0.067 R)
• M72: 37,757,904 km (0.064 R)
• M73: 38,475,525 km (0.068 R)
• M74: 39,681,434 km (0.111 R)
• M75: 41,308,460 km (0.091 R)
• M76: 41,800,787 km (0.106 R)
• M77: 41,965,344 km (0.106 R)
• M78: 43,789,690 km (0.109 R)
• M79: 44,879,810 km (0.065 R)
• M80: 45,217,004 km (0.088 R)
• M81: 52,845,298 km (0.077 R)
• M82: 54,005,430 km (0.106 R)
• M83: 54,993,673 km (0.036 R)
• M84: 56,078,557 km (0.025 R)
• M85: 56,169,363 km (0.064 R)
• M86: 56,805,752 km (0.073 R)
• M87: 57,261,876 km (0.114 R)
• M88: 58,361,271 km (0.075 R)
• M89: 58,913,736 km (0.085 R)
• M90: 59,098,190 km (0.115 R)
• M91: 61,607,844 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.1

Radius: 5.8

Gravity: 19.59 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 12.92 AU - 20.56 AU

Year: 24649 Days

Day: 22.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 86,348,920 km

• M1: 185,501 km (0.084 R)
• M2: 951,293 km (0.062 R)
• M3: 1,036,713 km (0.069 R)
• M4: 1,704,369 km (0.087 R)
• M5: 2,479,734 km (0.114 R)
• M6: 2,718,941 km (0.05 R)
• M7: 2,800,472 km (0.1 R)
• M8: 3,007,665 km (0.108 R)
• M9: 3,613,836 km (0.054 R)
• M10: 4,591,607 km (0.117 R)
• M11: 5,286,190 km (0.078 R)
• M12: 5,907,321 km (0.064 R)
• M13: 6,226,563 km (0.082 R)
• M14: 7,616,028 km (0.119 R)
• M15: 8,974,975 km (0.113 R)
• M16: 9,035,711 km (0.118 R)
• M17: 9,651,007 km (0.102 R)
• M18: 9,838,154 km (0.087 R)
• M19: 10,406,925 km (0.056 R)
• M20: 11,247,366 km (0.102 R)
• M21: 11,975,310 km (0.094 R)
• M22: 12,109,200 km (0.07 R)
• M23: 12,718,362 km (0.114 R)
• M24: 14,676,299 km (0.052 R)
• M25: 14,747,956 km (0.095 R)
• M26: 15,983,635 km (0.055 R)
• M27: 16,353,441 km (0.112 R)
• M28: 18,630,320 km (0.065 R)
• M29: 19,647,436 km (0.106 R)
• M30: 20,923,805 km (0.054 R)
• M31: 22,226,803 km (0.031 R)
• M32: 22,309,082 km (0.104 R)
• M33: 22,639,394 km (0.095 R)
• M34: 22,971,202 km (0.104 R)
• M35: 25,511,074 km (0.069 R)
• M36: 26,116,497 km (0.075 R)
• M37: 26,464,462 km (0.114 R)
• M38: 26,726,557 km (0.11 R)
• M39: 26,901,587 km (0.118 R)
• M40: 27,517,780 km (0.114 R)
• M41: 28,316,633 km (0.089 R)
• M42: 29,213,323 km (0.079 R)
• M43: 36,131,027 km (0.064 R)
• M44: 37,005,277 km (0.111 R)
• M45: 37,690,136 km (0.12 R)
• M46: 38,280,450 km (0.045 R)
• M47: 38,973,088 km (0.074 R)
• M48: 40,170,020 km (0.119 R)
• M49: 41,886,057 km (0.103 R)
• M50: 43,729,253 km (0.084 R)
• M51: 45,180,951 km (0.086 R)
• M52: 45,285,220 km (0.071 R)
• M53: 45,912,634 km (0.073 R)
• M54: 46,964,905 km (0.098 R)
• M55: 48,344,497 km (0.073 R)
• M56: 48,985,823 km (0.048 R)
• M57: 49,307,458 km (0.109 R)
• M58: 50,926,406 km (0.06 R)
• M59: 51,034,865 km (0.112 R)
• M60: 51,796,916 km (0.085 R)
• M61: 55,104,824 km (0.079 R)
• M62: 58,708,039 km (0.114 R)
• M63: 59,392,000 km (0.1 R)
• M64: 60,537,920 km (0.053 R)
• M65: 61,459,892 km (0.073 R)
• M66: 62,967,838 km (0.068 R)
• M67: 63,668,106 km (0.082 R)
• M68: 63,784,942 km (0.097 R)
• M69: 66,969,282 km (0.099 R)
• M70: 68,520,762 km (0.093 R)
• M71: 69,842,907 km (0.063 R)
• M72: 70,567,560 km (0.12 R)
• M73: 71,902,571 km (0.026 R)
• M74: 72,390,110 km (0.106 R)
• M75: 73,613,821 km (0.03 R)
• M76: 74,474,458 km (0.105 R)
• M77: 74,844,264 km (0.116 R)
• M78: 75,091,250 km (0.12 R)
• M79: 76,702,718 km (0.113 R)
• M80: 78,325,556 km (0.09 R)
• M81: 78,952,819 km (0.087 R)
• M82: 79,455,767 km (0.033 R)
• M83: 79,581,579 km (0.097 R)
• M84: 80,464,805 km (0.088 R)
• M85: 81,351,322 km (0.039 R)
• M86: 81,478,181 km (0.045 R)
• M87: 84,030,022 km (0.093 R)
• M88: 84,158,227 km (0.108 R)
• M89: 84,929,254 km (0.117 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 10,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit